ghsa-4f9f-mpmj-4c52
Vulnerability from github
Published
2023-03-30 21:30
Modified
2024-03-27 15:30
Severity ?
Details
An authentication bypass vulnerability exists libcurl <8.0.0 in the connection reuse feature which can reuse previously established connections with incorrect user permissions due to a failure to check for changes in the CURLOPT_GSSAPI_DELEGATION option. This vulnerability affects krb5/kerberos/negotiate/GSSAPI transfers and could potentially result in unauthorized access to sensitive information. The safest option is to not reuse connections if the CURLOPT_GSSAPI_DELEGATION option has been changed.
{ "affected": [], "aliases": [ "CVE-2023-27536" ], "database_specific": { "cwe_ids": [ "CWE-287", "CWE-305" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2023-03-30T20:15:00Z", "severity": "CRITICAL" }, "details": "An authentication bypass vulnerability exists libcurl \u003c8.0.0 in the connection reuse feature which can reuse previously established connections with incorrect user permissions due to a failure to check for changes in the CURLOPT_GSSAPI_DELEGATION option. This vulnerability affects krb5/kerberos/negotiate/GSSAPI transfers and could potentially result in unauthorized access to sensitive information. The safest option is to not reuse connections if the CURLOPT_GSSAPI_DELEGATION option has been changed.", "id": "GHSA-4f9f-mpmj-4c52", "modified": "2024-03-27T15:30:36Z", "published": "2023-03-30T21:30:21Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-27536" }, { "type": "WEB", "url": "https://hackerone.com/reports/1895135" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00025.html" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/36NBD5YLJXXEDZLDGNFCERWRYJQ6LAQW" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/36NBD5YLJXXEDZLDGNFCERWRYJQ6LAQW" }, { "type": "WEB", "url": "https://security.gentoo.org/glsa/202310-12" }, { "type": "WEB", "url": "https://security.netapp.com/advisory/ntap-20230420-0010" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
Author | Source | Type | Date |
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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.