CVE-2020-27950 (GCVE-0-2020-27950)
Vulnerability from cvelistv5 – Published: 2020-12-08 20:17 – Updated: 2025-10-21 23:35Summary
A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.
Severity
5.5 (Medium)
SSVC
Exploitation: active
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- A malicious application may be able to disclose kernel memory..
- CWE-665 - Improper Initialization
Assigner
References
11 references
| URL | Tags |
|---|---|
| https://support.apple.com/en-us/HT211931 | x_refsource_MISC |
| https://support.apple.com/en-us/HT211928 | x_refsource_MISC |
| https://support.apple.com/en-us/HT211929 | x_refsource_MISC |
| https://support.apple.com/en-us/HT211940 | x_refsource_MISC |
| https://support.apple.com/en-us/HT211944 | x_refsource_MISC |
| https://support.apple.com/en-us/HT211945 | x_refsource_MISC |
| https://support.apple.com/en-us/HT211946 | x_refsource_MISC |
| https://support.apple.com/en-us/HT211947 | x_refsource_MISC |
| http://seclists.org/fulldisclosure/2020/Dec/32 | mailing-listx_refsource_FULLDISC |
| http://packetstormsecurity.com/files/161296/XNU-K… | x_refsource_MISC |
| https://www.cisa.gov/known-exploited-vulnerabilit… | government-resource |
Impacted products
8 products
| Vendor | Product | Version | |
|---|---|---|---|
| Apple | watchOS |
Affected:
unspecified , < 7.1
(custom)
|
|
| Apple | iOS and iPadOS |
Affected:
unspecified , < 14.2
(custom)
|
|
| Apple | macOS |
Affected:
unspecified , < 11.0
(custom)
|
|
| Apple | macOS |
Affected:
unspecified , < 12.4
(custom)
|
|
| Apple | macOS |
Affected:
unspecified , < 6.2
(custom)
|
|
| Apple | macOS |
Affected:
unspecified , < 5.3
(custom)
|
|
| Apple | macOS |
Affected:
unspecified , < 2020
(custom)
|
|
| Apple | macOS |
Affected:
unspecified , < 10.15
(custom)
|
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: e83fd66e-3f97-4c83-a632-c29d95ed22d3
Exploited: Yes
Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03
Scope
Notes: KEV entry: Apple Multiple Products Memory Initialization Vulnerability | Affected: Apple / Multiple Products | Description: Apple iOS, iPadOS, macOS, and watchOS contain a memory initialization vulnerability that may allow a malicious application to disclose kernel memory. | Required action: Apply updates per vendor instructions. | Due date: 2022-05-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2020-27950
Evidence
Type: Vendor Report
Signal: Successful Exploitation
Confidence: 80%
Source: cisa-kev
Details
| Cwes | CWE-665 |
|---|---|
| Feed | CISA Known Exploited Vulnerabilities Catalog |
| Product | Multiple Products |
| Due Date | 2022-05-03 |
| Date Added | 2021-11-03 |
| Vendorproject | Apple |
| Vulnerabilityname | Apple Multiple Products Memory Initialization Vulnerability |
| Knownransomwarecampaignuse | Unknown |
References
Created: 2026-02-02 12:28 UTC
| Updated: 2026-02-06 07:17 UTC
KEVIntel
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: cb8b36bf-8396-470f-bc8e-4a04623064ca
Exploited: Yes
Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03
Scope
Notes: KEVIntel entry: A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update... | Affected: Apple / watchOS, iOS and iPadOS, macOS | CVSS: 5.5 (MEDIUM) | Used in malware: unknown | Not yet in CISA KEV: False
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: kevintel
Details
| Feed | KEVIntel (kevintel.com) |
|---|---|
| Title | A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update... |
| Vendor | Apple |
| Product | watchOS, iOS and iPadOS, macOS |
| Added Date | 2021-11-03T00:00:00.000Z |
| Cvss Score | 5.5 |
| Epss Score | None |
| Cvss Severity | MEDIUM |
| Epss Percentile | None |
| Used In Malware | unknown |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | False |
References
Created: 2026-06-19 12:47 UTC
| Updated: 2026-06-19 12:47 UTC
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T16:25:43.906Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211931"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211928"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211929"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211940"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211944"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211945"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211946"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://support.apple.com/en-us/HT211947"
},
{
"name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1",
"tags": [
"mailing-list",
"x_refsource_FULLDISC",
"x_transferred"
],
"url": "http://seclists.org/fulldisclosure/2020/Dec/32"
},
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2020-27950",
"options": [
{
"Exploitation": "active"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-01-29T17:35:49.447107Z",
"version": "2.0.3"
},
"type": "ssvc"
}
},
{
"other": {
"content": {
"dateAdded": "2021-11-03",
"reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-27950"
},
"type": "kev"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-665",
"description": "CWE-665 Improper Initialization",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-10-21T23:35:32.054Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"references": [
{
"tags": [
"government-resource"
],
"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-27950"
}
],
"timeline": [
{
"lang": "en",
"time": "2021-11-03T00:00:00.000Z",
"value": "CVE-2020-27950 added to CISA KEV"
}
],
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "watchOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "7.1",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "iOS and iPadOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "14.2",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "11.0",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "12.4",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "6.2",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "5.3",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "2020",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "10.15",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "A malicious application may be able to disclose kernel memory..",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-02-05T17:06:18.000Z",
"orgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"shortName": "apple"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211931"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211928"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211929"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211940"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211944"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211945"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211946"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "https://support.apple.com/en-us/HT211947"
},
{
"name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1",
"tags": [
"mailing-list",
"x_refsource_FULLDISC"
],
"url": "http://seclists.org/fulldisclosure/2020/Dec/32"
},
{
"tags": [
"x_refsource_MISC"
],
"url": "http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html"
}
],
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "product-security@apple.com",
"ID": "CVE-2020-27950",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "watchOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "7.1"
}
]
}
},
{
"product_name": "iOS and iPadOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "14.2"
}
]
}
},
{
"product_name": "macOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "11.0"
}
]
}
},
{
"product_name": "macOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "12.4"
}
]
}
},
{
"product_name": "macOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "6.2"
}
]
}
},
{
"product_name": "macOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "5.3"
}
]
}
},
{
"product_name": "macOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "2020"
}
]
}
},
{
"product_name": "macOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "10.15"
}
]
}
}
]
},
"vendor_name": "Apple"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "A malicious application may be able to disclose kernel memory.."
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://support.apple.com/en-us/HT211931",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211931"
},
{
"name": "https://support.apple.com/en-us/HT211928",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211928"
},
{
"name": "https://support.apple.com/en-us/HT211929",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211929"
},
{
"name": "https://support.apple.com/en-us/HT211940",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211940"
},
{
"name": "https://support.apple.com/en-us/HT211944",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211944"
},
{
"name": "https://support.apple.com/en-us/HT211945",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211945"
},
{
"name": "https://support.apple.com/en-us/HT211946",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211946"
},
{
"name": "https://support.apple.com/en-us/HT211947",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT211947"
},
{
"name": "20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1",
"refsource": "FULLDISC",
"url": "http://seclists.org/fulldisclosure/2020/Dec/32"
},
{
"name": "http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "286789f9-fbc2-4510-9f9a-43facdede74c",
"assignerShortName": "apple",
"cveId": "CVE-2020-27950",
"datePublished": "2020-12-08T20:17:24.000Z",
"dateReserved": "2020-10-27T00:00:00.000Z",
"dateUpdated": "2025-10-21T23:35:32.054Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"cisa_known_exploited": {
"cveID": "CVE-2020-27950",
"cwes": "[\"CWE-665\"]",
"dateAdded": "2021-11-03",
"dueDate": "2022-05-03",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://nvd.nist.gov/vuln/detail/CVE-2020-27950",
"product": "Multiple Products",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "Apple iOS, iPadOS, macOS, and watchOS contain a memory initialization vulnerability that may allow a malicious application to disclose kernel memory.",
"vendorProject": "Apple",
"vulnerabilityName": "Apple Multiple Products Memory Initialization Vulnerability"
},
"epss": {
"cve": "CVE-2020-27950",
"date": "2026-06-22",
"epss": "0.1652",
"percentile": "0.96589"
},
"fkie_nvd": {
"cisaActionDue": "2022-05-03",
"cisaExploitAdd": "2021-11-03",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Apple Multiple Products Memory Initialization Vulnerability",
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"14.2\", \"matchCriteriaId\": \"8768B67A-43ED-4726-A99F-A0A57A9A2CEC\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"12.4.9\", \"matchCriteriaId\": \"778712BB-D27F-4B41-9B79-7C896B7B1E08\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"14.0\", \"versionEndExcluding\": \"14.2\", \"matchCriteriaId\": \"1DAFF28B-980D-4D09-BD3B-FC3F14B4BA49\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"10.15.7\", \"matchCriteriaId\": \"3BD2A211-4E62-40BF-9BA0-5239FA6F0AF8\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"11.0\", \"versionEndExcluding\": \"11.0.1\", \"matchCriteriaId\": \"76BFC9D4-7D15-4C23-A54A-3F5A0B8BC542\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"5.3.9\", \"matchCriteriaId\": \"B9007C2C-CE11-4D30-9BE1-7FD4B2687B41\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"6.0\", \"versionEndExcluding\": \"6.2.9\", \"matchCriteriaId\": \"0199758F-1C5B-4462-8F81-A9805147FC7D\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"7.0\", \"versionEndExcluding\": \"7.1\", \"matchCriteriaId\": \"3877CFE3-88D5-429F-87AA-69AA49A8C5DF\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.\"}, {\"lang\": \"es\", \"value\": \"Se abord\\u00f3 un problema de inicializaci\\u00f3n de la memoria.\u0026#xa0;Este problema se corrigi\\u00f3 en macOS Big Sur versi\\u00f3n 11.0.1, watchOS versi\\u00f3n 7.1, iOS versi\\u00f3n 12.4.9, watchOS versi\\u00f3n 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS versi\\u00f3n 14.2 y iPadOS versi\\u00f3n 14.2, watchOS versi\\u00f3n 5.3.9, macOS Catalina versi\\u00f3n 10.15.7 Supplemental Update, macOS Catalina versi\\u00f3n 10.15.7 Update.\u0026#xa0;Una aplicaci\\u00f3n maliciosa puede ser capaz de revelar la memoria del kernel\"}]",
"id": "CVE-2020-27950",
"lastModified": "2024-11-21T05:22:06.650",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\", \"baseScore\": 5.5, \"baseSeverity\": \"MEDIUM\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 3.6}], \"cvssMetricV2\": [{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"2.0\", \"vectorString\": \"AV:N/AC:M/Au:N/C:C/I:N/A:N\", \"baseScore\": 7.1, \"accessVector\": \"NETWORK\", \"accessComplexity\": \"MEDIUM\", \"authentication\": \"NONE\", \"confidentialityImpact\": \"COMPLETE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"NONE\"}, \"baseSeverity\": \"HIGH\", \"exploitabilityScore\": 8.6, \"impactScore\": 6.9, \"acInsufInfo\": false, \"obtainAllPrivilege\": false, \"obtainUserPrivilege\": false, \"obtainOtherPrivilege\": false, \"userInteractionRequired\": true}]}",
"published": "2020-12-08T21:15:13.967",
"references": "[{\"url\": \"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\", \"source\": \"product-security@apple.com\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"source\": \"product-security@apple.com\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211928\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211929\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211931\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211940\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211944\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211945\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211946\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211947\", \"source\": \"product-security@apple.com\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\", \"VDB Entry\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Third Party Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211928\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211929\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211931\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211940\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211944\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211945\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211946\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}, {\"url\": \"https://support.apple.com/en-us/HT211947\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Vendor Advisory\"]}]",
"sourceIdentifier": "product-security@apple.com",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-665\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2020-27950\",\"sourceIdentifier\":\"product-security@apple.com\",\"published\":\"2020-12-08T21:15:13.967\",\"lastModified\":\"2025-10-27T17:38:39.557\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.\"},{\"lang\":\"es\",\"value\":\"Se abord\u00f3 un problema de inicializaci\u00f3n de la memoria.\u0026#xa0;Este problema se corrigi\u00f3 en macOS Big Sur versi\u00f3n 11.0.1, watchOS versi\u00f3n 7.1, iOS versi\u00f3n 12.4.9, watchOS versi\u00f3n 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS versi\u00f3n 14.2 y iPadOS versi\u00f3n 14.2, watchOS versi\u00f3n 5.3.9, macOS Catalina versi\u00f3n 10.15.7 Supplemental Update, macOS Catalina versi\u00f3n 10.15.7 Update.\u0026#xa0;Una aplicaci\u00f3n maliciosa puede ser capaz de revelar la memoria del kernel\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:C/I:N/A:N\",\"baseScore\":7.1,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":8.6,\"impactScore\":6.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"cisaExploitAdd\":\"2021-11-03\",\"cisaActionDue\":\"2022-05-03\",\"cisaRequiredAction\":\"Apply updates per vendor instructions.\",\"cisaVulnerabilityName\":\"Apple Multiple Products Memory Initialization Vulnerability\",\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-665\"}]},{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-665\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"14.2\",\"matchCriteriaId\":\"8768B67A-43ED-4726-A99F-A0A57A9A2CEC\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"12.4.9\",\"matchCriteriaId\":\"778712BB-D27F-4B41-9B79-7C896B7B1E08\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"14.0\",\"versionEndExcluding\":\"14.2\",\"matchCriteriaId\":\"1DAFF28B-980D-4D09-BD3B-FC3F14B4BA49\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"10.15.7\",\"matchCriteriaId\":\"3BD2A211-4E62-40BF-9BA0-5239FA6F0AF8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"11.0\",\"versionEndExcluding\":\"11.0.1\",\"matchCriteriaId\":\"76BFC9D4-7D15-4C23-A54A-3F5A0B8BC542\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"5.3.9\",\"matchCriteriaId\":\"B9007C2C-CE11-4D30-9BE1-7FD4B2687B41\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0\",\"versionEndExcluding\":\"6.2.9\",\"matchCriteriaId\":\"0199758F-1C5B-4462-8F81-A9805147FC7D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.0\",\"versionEndExcluding\":\"7.1\",\"matchCriteriaId\":\"3877CFE3-88D5-429F-87AA-69AA49A8C5DF\"}]}]}],\"references\":[{\"url\":\"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\",\"source\":\"product-security@apple.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://seclists.org/fulldisclosure/2020/Dec/32\",\"source\":\"product-security@apple.com\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211928\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211929\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211931\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211940\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211944\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211945\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211946\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211947\",\"source\":\"product-security@apple.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://seclists.org/fulldisclosure/2020/Dec/32\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Third Party Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211928\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211929\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211931\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211940\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211944\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211945\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211946\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://support.apple.com/en-us/HT211947\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-27950\",\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"tags\":[\"US Government Resource\"]}]}}",
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://support.apple.com/en-us/HT211931\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/en-us/HT211928\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/en-us/HT211929\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/en-us/HT211940\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/en-us/HT211944\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/en-us/HT211945\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/en-us/HT211946\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"https://support.apple.com/en-us/HT211947\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"name\": \"20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1\", \"tags\": [\"mailing-list\", \"x_refsource_FULLDISC\", \"x_transferred\"]}, {\"url\": \"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\", \"tags\": [\"x_refsource_MISC\", \"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-04T16:25:43.906Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 5.5, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"REQUIRED\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2020-27950\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"active\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-01-29T17:35:49.447107Z\"}}}, {\"other\": {\"type\": \"kev\", \"content\": {\"dateAdded\": \"2021-11-03\", \"reference\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-27950\"}}}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2021-11-03T00:00:00.000Z\", \"value\": \"CVE-2020-27950 added to CISA KEV\"}], \"references\": [{\"url\": \"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-27950\", \"tags\": [\"government-resource\"]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-665\", \"description\": \"CWE-665 Improper Initialization\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-01-29T17:27:10.130Z\"}}], \"cna\": {\"affected\": [{\"vendor\": \"Apple\", \"product\": \"watchOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"7.1\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Apple\", \"product\": \"iOS and iPadOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"14.2\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Apple\", \"product\": \"macOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"11.0\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Apple\", \"product\": \"macOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"12.4\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Apple\", \"product\": \"macOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"6.2\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Apple\", \"product\": \"macOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"5.3\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Apple\", \"product\": \"macOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"2020\", \"versionType\": \"custom\"}]}, {\"vendor\": \"Apple\", \"product\": \"macOS\", \"versions\": [{\"status\": \"affected\", \"version\": \"unspecified\", \"lessThan\": \"10.15\", \"versionType\": \"custom\"}]}], \"references\": [{\"url\": \"https://support.apple.com/en-us/HT211931\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/en-us/HT211928\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/en-us/HT211929\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/en-us/HT211940\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/en-us/HT211944\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/en-us/HT211945\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/en-us/HT211946\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"https://support.apple.com/en-us/HT211947\", \"tags\": [\"x_refsource_MISC\"]}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"name\": \"20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1\", \"tags\": [\"mailing-list\", \"x_refsource_FULLDISC\"]}, {\"url\": \"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\", \"tags\": [\"x_refsource_MISC\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"text\", \"description\": \"A malicious application may be able to disclose kernel memory..\"}]}], \"providerMetadata\": {\"orgId\": \"286789f9-fbc2-4510-9f9a-43facdede74c\", \"shortName\": \"apple\", \"dateUpdated\": \"2021-02-05T17:06:18.000Z\"}, \"x_legacyV4Record\": {\"affects\": {\"vendor\": {\"vendor_data\": [{\"product\": {\"product_data\": [{\"version\": {\"version_data\": [{\"version_value\": \"7.1\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"watchOS\"}, {\"version\": {\"version_data\": [{\"version_value\": \"14.2\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"iOS and iPadOS\"}, {\"version\": {\"version_data\": [{\"version_value\": \"11.0\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"macOS\"}, {\"version\": {\"version_data\": [{\"version_value\": \"12.4\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"macOS\"}, {\"version\": {\"version_data\": [{\"version_value\": \"6.2\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"macOS\"}, {\"version\": {\"version_data\": [{\"version_value\": \"5.3\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"macOS\"}, {\"version\": {\"version_data\": [{\"version_value\": \"2020\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"macOS\"}, {\"version\": {\"version_data\": [{\"version_value\": \"10.15\", \"version_affected\": \"\u003c\"}]}, \"product_name\": \"macOS\"}]}, \"vendor_name\": \"Apple\"}]}}, \"data_type\": \"CVE\", \"references\": {\"reference_data\": [{\"url\": \"https://support.apple.com/en-us/HT211931\", \"name\": \"https://support.apple.com/en-us/HT211931\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/en-us/HT211928\", \"name\": \"https://support.apple.com/en-us/HT211928\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/en-us/HT211929\", \"name\": \"https://support.apple.com/en-us/HT211929\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/en-us/HT211940\", \"name\": \"https://support.apple.com/en-us/HT211940\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/en-us/HT211944\", \"name\": \"https://support.apple.com/en-us/HT211944\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/en-us/HT211945\", \"name\": \"https://support.apple.com/en-us/HT211945\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/en-us/HT211946\", \"name\": \"https://support.apple.com/en-us/HT211946\", \"refsource\": \"MISC\"}, {\"url\": \"https://support.apple.com/en-us/HT211947\", \"name\": \"https://support.apple.com/en-us/HT211947\", \"refsource\": \"MISC\"}, {\"url\": \"http://seclists.org/fulldisclosure/2020/Dec/32\", \"name\": \"20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1\", \"refsource\": \"FULLDISC\"}, {\"url\": \"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\", \"name\": \"http://packetstormsecurity.com/files/161296/XNU-Kernel-Mach-Message-Trailers-Memory-Disclosure.html\", \"refsource\": \"MISC\"}]}, \"data_format\": \"MITRE\", \"description\": {\"description_data\": [{\"lang\": \"eng\", \"value\": \"A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.\"}]}, \"problemtype\": {\"problemtype_data\": [{\"description\": [{\"lang\": \"eng\", \"value\": \"A malicious application may be able to disclose kernel memory..\"}]}]}, \"data_version\": \"4.0\", \"CVE_data_meta\": {\"ID\": \"CVE-2020-27950\", \"STATE\": \"PUBLIC\", \"ASSIGNER\": \"product-security@apple.com\"}}}}",
"cveMetadata": "{\"cveId\": \"CVE-2020-27950\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-10-21T23:35:32.054Z\", \"dateReserved\": \"2020-10-27T00:00:00.000Z\", \"assignerOrgId\": \"286789f9-fbc2-4510-9f9a-43facdede74c\", \"datePublished\": \"2020-12-08T20:17:24.000Z\", \"assignerShortName\": \"apple\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…