CVE-2021-28116

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-28116
Squid through 4.14 and 5.x through 5.0.5, in some configurations, allows information disclosure because of an out-of-bounds read in WCCP protocol data. This can be leveraged as part of a chain for remote code execution as nobody.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
http://www.openwall.com/lists/oss-security/2021/10/04/1 Mailing List Third Party Advisory
http://www.squid-cache.org/Versions/ Product Vendor Advisory
https://github.com/squid-cache/squid/security/advisories/GHSA-rgf3-9v3p-qp82 Broken Link
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/
https://security.gentoo.org/glsa/202105-14 Third Party Advisory
https://www.debian.org/security/2022/dsa-5171 Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-157/ Third Party Advisory VDB Entry
Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
History

07 Nov 2023, 03:32

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/', 'name': 'FEDORA-2021-24af72ff2c', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/', 'name': 'FEDORA-2021-c0bec55ec7', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ -
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ -

03 Feb 2023, 18:56

Type Values Removed Values Added
References (DEBIAN) https://www.debian.org/security/2022/dsa-5171 - (DEBIAN) https://www.debian.org/security/2022/dsa-5171 - Third Party Advisory
CPE cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
First Time Debian
Debian debian Linux

28 Jun 2022, 13:15

Type Values Removed Values Added
References
  • (DEBIAN) https://www.debian.org/security/2022/dsa-5171 -

04 Apr 2022, 13:00

Type Values Removed Values Added
First Time Fedoraproject fedora
Fedoraproject
CPE cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ - Mailing List, Third Party Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ - Mailing List, Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/10/04/1 - (MLIST) http://www.openwall.com/lists/oss-security/2021/10/04/1 - Mailing List, Third Party Advisory
References (GENTOO) https://security.gentoo.org/glsa/202105-14 - (GENTOO) https://security.gentoo.org/glsa/202105-14 - Third Party Advisory

04 Oct 2021, 09:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/10/04/1 -

11 Jun 2021, 03:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T4EPIWUZDJAXADDHVOPKRBTQHPBR6H66/ -
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQ3U54ZCNXR44QRPW3AV2VCS6K3TKCF/ -

26 May 2021, 11:15

Type Values Removed Values Added
References
  • (GENTOO) https://security.gentoo.org/glsa/202105-14 -

13 Mar 2021, 00:19

Type Values Removed Values Added
CPE cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*
CWE CWE-125
CVSS v2 : unknown
v3 : unknown 		v2 : 4.3
v3 : 5.3
References (MISC) http://www.squid-cache.org/Versions/ - (MISC) http://www.squid-cache.org/Versions/ - Product, Vendor Advisory
References (MISC) https://github.com/squid-cache/squid/security/advisories/GHSA-rgf3-9v3p-qp82 - (MISC) https://github.com/squid-cache/squid/security/advisories/GHSA-rgf3-9v3p-qp82 - Broken Link
References (MISC) https://www.zerodayinitiative.com/advisories/ZDI-21-157/ - (MISC) https://www.zerodayinitiative.com/advisories/ZDI-21-157/ - Third Party Advisory, VDB Entry

09 Mar 2021, 22:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-03-09 22:15

Updated : 2023-12-10 13:41

NVD link : CVE-2021-28116

Mitre link : CVE-2021-28116

CVE.ORG link : CVE-2021-28116

JSON object : View

Products Affected

squid-cache

  • squid

debian

  • debian_linux

fedoraproject

  • fedora
CWE
CWE-125

Out-of-bounds Read