CVE-2021-41611

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-41611
An issue was discovered in Squid 5.0.6 through 5.1.x before 5.2. When validating an origin server or peer certificate, Squid may incorrectly classify certain certificates as trusted. This problem allows a remote server to obtain security trust well improperly. This indication of trust may be passed along to clients, allowing access to unsafe or hijacked services.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
http://www.openwall.com/lists/oss-security/2021/12/23/2 Mailing List Third Party Advisory
http://www.squid-cache.org/Versions/v6/changesets/squid-6-43d6b5c81b88ec2256b430c69a872a1e4f324e4a.patch Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-47m4-g3mv-9q5r Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/
http://www.openwall.com/lists/oss-security/2021/12/23/2 Mailing List Third Party Advisory
http://www.squid-cache.org/Versions/v6/changesets/squid-6-43d6b5c81b88ec2256b430c69a872a1e4f324e4a.patch Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-47m4-g3mv-9q5r Patch Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/
Configurations

Configuration 1 (hide)

cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
History

21 Nov 2024, 06:26

Type Values Removed Values Added
References () http://www.openwall.com/lists/oss-security/2021/12/23/2 - Mailing List, Third Party Advisory () http://www.openwall.com/lists/oss-security/2021/12/23/2 - Mailing List, Third Party Advisory
References () http://www.squid-cache.org/Versions/v6/changesets/squid-6-43d6b5c81b88ec2256b430c69a872a1e4f324e4a.patch - Vendor Advisory () http://www.squid-cache.org/Versions/v6/changesets/squid-6-43d6b5c81b88ec2256b430c69a872a1e4f324e4a.patch - Vendor Advisory
References () https://github.com/squid-cache/squid/security/advisories/GHSA-47m4-g3mv-9q5r - Patch, Third Party Advisory () https://github.com/squid-cache/squid/security/advisories/GHSA-47m4-g3mv-9q5r - Patch, Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/ - () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/ -

31 Mar 2022, 16:26

Type Values Removed Values Added
References (MLIST) http://www.openwall.com/lists/oss-security/2021/12/23/2 - (MLIST) http://www.openwall.com/lists/oss-security/2021/12/23/2 - Mailing List, Third Party Advisory

23 Dec 2021, 22:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/12/23/2 -

28 Nov 2021, 23:28

Type Values Removed Values Added
CPE cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/ - Mailing List, Third Party Advisory

17 Nov 2021, 22:19

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/ -

10 Nov 2021, 01:19

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/', 'name': 'FEDORA-2021-15d2f70a07', 'tags': [], 'refsource': 'FEDORA'}

30 Oct 2021, 02:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CWQ2WKDWTSO47S3F6XJJ6HGG2ULWEAE4/ -

21 Oct 2021, 22:44

Type Values Removed Values Added
CPE cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*
References (MISC) http://www.squid-cache.org/Versions/v6/changesets/squid-6-43d6b5c81b88ec2256b430c69a872a1e4f324e4a.patch - (MISC) http://www.squid-cache.org/Versions/v6/changesets/squid-6-43d6b5c81b88ec2256b430c69a872a1e4f324e4a.patch - Vendor Advisory
References (CONFIRM) https://github.com/squid-cache/squid/security/advisories/GHSA-47m4-g3mv-9q5r - (CONFIRM) https://github.com/squid-cache/squid/security/advisories/GHSA-47m4-g3mv-9q5r - Patch, Third Party Advisory
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CWE CWE-295

18 Oct 2021, 09:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-18 09:15

Updated : 2024-11-21 06:26

NVD link : CVE-2021-41611

Mitre link : CVE-2021-41611

CVE.ORG link : CVE-2021-41611

JSON object : View

Products Affected

squid-cache

  • squid

fedoraproject

  • fedora
CWE
CWE-295

Improper Certificate Validation