gsd-2020-6820
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-6820",
"description": "Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird \u003c 68.7.0, Firefox \u003c 74.0.1, and Firefox ESR \u003c 68.6.1.",
"id": "GSD-2020-6820",
"references": [
"https://www.suse.com/security/cve/CVE-2020-6820.html",
"https://www.debian.org/security/2020/dsa-4656",
"https://www.debian.org/security/2020/dsa-4653",
"https://access.redhat.com/errata/RHSA-2020:1496",
"https://access.redhat.com/errata/RHSA-2020:1495",
"https://access.redhat.com/errata/RHSA-2020:1489",
"https://access.redhat.com/errata/RHSA-2020:1488",
"https://access.redhat.com/errata/RHSA-2020:1341",
"https://access.redhat.com/errata/RHSA-2020:1340",
"https://access.redhat.com/errata/RHSA-2020:1339",
"https://access.redhat.com/errata/RHSA-2020:1338",
"https://ubuntu.com/security/CVE-2020-6820",
"https://advisories.mageia.org/CVE-2020-6820.html",
"https://security.archlinux.org/CVE-2020-6820",
"https://linux.oracle.com/cve/CVE-2020-6820.html"
]
},
"gsd": {
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"remediation": "unknown",
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"modified": "2023-12-13T01:21:54.780348Z",
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"dateAdded": "2021-11-03",
"dueDate": "2022-05-03",
"product": "ReadableStream",
"requiredAction": "Apply updates per vendor instructions.",
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"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"
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"exploitabilityScore": 8.6,
"impactScore": 6.4,
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"confidentialityImpact": "HIGH",
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"scope": "UNCHANGED",
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"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H",
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},
"lastModifiedDate": "2021-07-21T11:39Z",
"publishedDate": "2020-04-24T16:15Z"
}
}
}
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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.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- 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.
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