ghsa-fq9q-7wp8-gpr7
Vulnerability from github
Published
2022-08-24 00:00
Modified
2022-08-27 00:00
Severity ?
Details
An improper link resolution flaw while extracting an archive can lead to changing the access control list (ACL) of the target of the link. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to change the ACL of a file on the system and gain more privileges.
{ "affected": [], "aliases": [ "CVE-2021-23177" ], "database_specific": { "cwe_ids": [ "CWE-59" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-08-23T16:15:00Z", "severity": "HIGH" }, "details": "An improper link resolution flaw while extracting an archive can lead to changing the access control list (ACL) of the target of the link. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to change the ACL of a file on the system and gain more privileges.", "id": "GHSA-fq9q-7wp8-gpr7", "modified": "2022-08-27T00:00:46Z", "published": "2022-08-24T00:00:29Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-23177" }, { "type": "WEB", "url": "https://github.com/libarchive/libarchive/issues/1565" }, { "type": "WEB", "url": "https://github.com/libarchive/libarchive/commit/fba4f123cc456d2b2538f811bb831483bf336bad" }, { "type": "WEB", "url": "https://access.redhat.com/security/cve/CVE-2021-23177" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2024245" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
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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.