gsd-2021-1820
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-1820",
"description": "A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory.",
"id": "GSD-2021-1820",
"references": [
"https://www.suse.com/security/cve/CVE-2021-1820.html",
"https://access.redhat.com/errata/RHSA-2021:1586",
"https://security.archlinux.org/CVE-2021-1820"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-1820"
],
"details": "A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory.",
"id": "GSD-2021-1820",
"modified": "2023-12-13T01:23:22.390939Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "product-security@apple.com",
"ID": "CVE-2021-1820",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "iOS and iPadOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "14.5"
}
]
}
},
{
"product_name": "tvOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "14.5"
}
]
}
},
{
"product_name": "watchOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "7.4"
}
]
}
},
{
"product_name": "macOS",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "11.3"
}
]
}
}
]
},
"vendor_name": "Apple"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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{
"lang": "eng",
"value": "A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Processing maliciously crafted web content may result in the disclosure of process memory"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://support.apple.com/en-us/HT212317",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT212317"
},
{
"name": "https://support.apple.com/en-us/HT212323",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT212323"
},
{
"name": "https://support.apple.com/en-us/HT212324",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT212324"
},
{
"name": "https://support.apple.com/en-us/HT212325",
"refsource": "MISC",
"url": "https://support.apple.com/en-us/HT212325"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "11.3",
"versionStartIncluding": "11.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "14.5",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "14.5",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "7.4",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "14.5",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "product-security@apple.com",
"ID": "CVE-2021-1820"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-668"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://support.apple.com/en-us/HT212317",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://support.apple.com/en-us/HT212317"
},
{
"name": "https://support.apple.com/en-us/HT212325",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://support.apple.com/en-us/HT212325"
},
{
"name": "https://support.apple.com/en-us/HT212323",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://support.apple.com/en-us/HT212323"
},
{
"name": "https://support.apple.com/en-us/HT212324",
"refsource": "MISC",
"tags": [
"Vendor Advisory"
],
"url": "https://support.apple.com/en-us/HT212324"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 3.6
}
},
"lastModifiedDate": "2021-09-16T17:23Z",
"publishedDate": "2021-09-08T15:15Z"
}
}
}
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.