gsd-2021-30858
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-30858",
"description": "A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.",
"id": "GSD-2021-30858",
"references": [
"https://www.suse.com/security/cve/CVE-2021-30858.html",
"https://www.debian.org/security/2021/dsa-4975",
"https://www.debian.org/security/2021/dsa-4976",
"https://access.redhat.com/errata/RHSA-2022:0075",
"https://access.redhat.com/errata/RHSA-2022:0059",
"https://access.redhat.com/errata/RHSA-2021:4686",
"https://access.redhat.com/errata/RHSA-2021:4097",
"https://ubuntu.com/security/CVE-2021-30858",
"https://advisories.mageia.org/CVE-2021-30858.html",
"https://security.archlinux.org/CVE-2021-30858",
"https://linux.oracle.com/cve/CVE-2021-30858.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-30858"
],
"details": "A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.",
"id": "GSD-2021-30858",
"modified": "2023-12-13T01:23:30.606537Z",
"schema_version": "1.4.0"
}
},
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"dateAdded": "2021-11-03",
"dueDate": "2021-11-17",
"product": "iOS and iPadOS",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "Apple iOS and iPadOS Arbitrary Code Execution",
"vendorProject": "Apple",
"vulnerabilityName": "Apple Apple iOS and iPadOS Use-After-Free Vulnerability"
},
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},
"nvd.nist.gov": {
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},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 6.8,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": true
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9
}
},
"lastModifiedDate": "2021-12-03T02:27Z",
"publishedDate": "2021-08-24T19:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- 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.