Vulnerability Name:

CVE-2009-3232 (CCN-53125)

Assigned:2009-09-08
Published:2009-09-08
Updated:2018-10-03
Summary:pam-auth-update for PAM, as used in Ubuntu 8.10 and 9.4, and Debian GNU/Linux, does not properly handle an "empty selection" for system authentication modules in certain rare configurations, which causes any attempt to be successful and allows remote attackers to bypass authentication.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:9.3 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C)
6.9 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
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:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-287
Vulnerability Consequences:Gain Access
References:Source: CONFIRM
Type: UNKNOWN
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=519927

Source: MITRE
Type: CNA
CVE-2009-3232

Source: SECUNIA
Type: Vendor Advisory
36620

Source: MLIST
Type: UNKNOWN
[oss-security] 20090908 CVE request - Debian/Ubuntu PAM auth module selection

Source: CCN
Type: OSVDB ID: 57908
pam-auth-update on Ubuntu Linux Authentication Bypass

Source: BID
Type: Patch
36306

Source: CCN
Type: BID-36306
Ubuntu PAM Authentication Security Bypass Vulnerability

Source: CCN
Type: Ubuntu Web page
Ubuntu

Source: CCN
Type: USN-828-1
PAM vulnerability | Ubuntu

Source: XF
Type: UNKNOWN
pam-authmod-auth-bypass(53125)

Source: CONFIRM
Type: UNKNOWN
https://launchpad.net/bugs/410171

Source: UBUNTU
Type: UNKNOWN
USN-828-1

Vulnerable Configuration:Configuration 1:
  • cpe:/o:debian:debian_linux:*:*:*:*:*:*:*:*
  • OR cpe:/o:ubuntu:ubuntu_linux:8.10:*:*:*:*:*:*:*
  • OR cpe:/o:ubuntu:ubuntu_linux:9.04:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:ubuntu:linux:8.10:*:*:*:*:*:*:*
  • OR cpe:/o:ubuntu:linux:9.04:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:13240
    P
    USN-828-1 -- pam vulnerability
    2014-06-30
    BACK
    debian debian linux *
    ubuntu ubuntu linux 8.10
    ubuntu ubuntu linux 9.04
    ubuntu linux 8.10
    ubuntu linux 9.04