CVE-2012-1093 - Improper Link Resolution Before File Access ('Link Following')

Severity

78%

Complexity

18%

Confidentiality

98%

The init script in the Debian x11-common package before 1:7.6+12 is vulnerable to a symlink attack that can lead to a privilege escalation during package installation.

The init script in the Debian x11-common package before 1:7.6+12 is vulnerable to a symlink attack that can lead to a privilege escalation during package installation.

CVSS 3.1 Base Score 7.8. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

CVSS 2.0 Base Score 6.9. CVSS Attack Vector: local. CVSS Attack Complexity: medium. CVSS Vector: (AV:L/AC:M/Au:N/C:C/I:C/A:C).

Overview

Type

Debian

First reported 5 years ago

2020-02-21 19:15:00

Last updated 4 years ago

2020-03-05 16:22:00

Affected Software

Debian X11-common

Debian Linux 8.0 (Jessie)

8.0

Debian Linux 9.0

9.0

References

http://vladz.devzero.fr/012_x11-common-vuln.html

Exploit, Third Party Advisory

http://www.openwall.com/lists/oss-security/2012/02/29/1

Exploit, Mailing List, Third Party Advisory

http://www.openwall.com/lists/oss-security/2012/03/01/1

Mailing List, Third Party Advisory

https://access.redhat.com/security/cve/cve-2012-1093

Broken Link

https://security-tracker.debian.org/tracker/CVE-2012-1093

Vendor Advisory

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