Vulnerability Name:

CVE-2012-1093 (CCN-177056)

Assigned:2012-02-28
Published:2012-02-28
Updated:2021-02-25
Summary: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 v3 Severity:7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
CVSS v2 Severity:6.9 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-59
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2012-1093

Source: MISC
Type: Exploit, Third Party Advisory
http://vladz.devzero.fr/012_x11-common-vuln.html

Source: MISC
Type: Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/02/29/1

Source: MISC
Type: Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/03/01/1

Source: MISC
Type: Broken Link
https://access.redhat.com/security/cve/cve-2012-1093

Source: CCN
Type: Debian Bug tracking system
Debian Bug report logs: Bugs in package x11-common

Source: XF
Type: UNKNOWN
debian-cve20121093-priv-esc(177056)

Source: MLIST
Type: UNKNOWN
[mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar

Source: MISC
Type: Vendor Advisory
https://security-tracker.debian.org/tracker/CVE-2012-1093

Source: CCN
Type: oss-sec Mailing List, Tue, 28 Feb 2012 17:01:19 -0700
Re: CVE request: init script x11-common creates directories in insecure manners

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2012-1093

Vulnerable Configuration:Configuration 1:
  • cpe:/a:debian:x11-common:*:*:*:*:*:*:*:* (Version < 1:7.6+12)
  • OR cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:201210930000000
    V
    CVE-2012-1093 on Ubuntu 18.04 LTS (bionic) - low.
    2020-02-21
    oval:com.ubuntu.xenial:def:201210930000000
    V
    CVE-2012-1093 on Ubuntu 16.04 LTS (xenial) - low.
    2020-02-21
    oval:com.ubuntu.artful:def:20121093000
    V
    CVE-2012-1093 on Ubuntu 17.10 (artful) - low.
    2012-02-28
    oval:com.ubuntu.trusty:def:20121093000
    V
    CVE-2012-1093 on Ubuntu 14.04 LTS (trusty) - low.
    2012-02-28
    oval:com.ubuntu.bionic:def:20121093000
    V
    CVE-2012-1093 on Ubuntu 18.04 LTS (bionic) - low.
    2012-02-28
    oval:com.ubuntu.xenial:def:20121093000
    V
    CVE-2012-1093 on Ubuntu 16.04 LTS (xenial) - low.
    2012-02-28
    oval:com.ubuntu.disco:def:201210930000000
    V
    CVE-2012-1093 on Ubuntu 19.04 (disco) - low.
    2012-02-28
    oval:com.ubuntu.cosmic:def:20121093000
    V
    CVE-2012-1093 on Ubuntu 18.10 (cosmic) - low.
    2012-02-28
    oval:com.ubuntu.cosmic:def:201210930000000
    V
    CVE-2012-1093 on Ubuntu 18.10 (cosmic) - low.
    2012-02-28
    oval:com.ubuntu.precise:def:20121093000
    V
    CVE-2012-1093 on Ubuntu 12.04 LTS (precise) - low.
    2012-02-28
    BACK
    debian x11-common *
    debian debian linux 8.0
    debian debian linux 9.0
    debian debian linux 10.0