SquirrelMail map_yp_alias code execution

squirrelmail-mapypalias-code-execution (50461) The risk level is classified as HighHigh Risk

Description:

SquirrelMail could allow a remote attacker to execute arbitrary code on the system, caused by an error in the map_yp_alias username mapping functionality. An attacker could exploit this vulnerability via unsanitized shell commands to execute arbitrary code on the system.

*CVSS:

Base Score: 7.5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5.5
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of SquirrelMail (1.4.18 or later), available from the SquirrelMail Web site. See References.

For other distributions:
Apply the appropriate update for your system. See References.

References:

  • Apple Web site: About the security content of Security Update 2010-004 / Mac OS X v10.6.4.
  • SquirrelMail Web site: Server-side code injection in map_yp_alias username map.
  • ASA-2009-198: squirrelmail security update (RHSA-2009-1066)
  • BID-34916: SquirrelMail Prior to 1.4.18 Multiple Vulnerabilities
  • CVE-2009-1579: The map_yp_alias function in functions/imap_general.php in SquirrelMail before 1.4.18 and NaSMail before 1.7 allows remote attackers to execute arbitrary commands via shell metacharacters in a username string that is used by the ypmatch program.
  • DSA-1802: squirrelmail -- several vulnerabilities
  • GLSA-201001-08: SquirrelMail: Multiple vulnerabilities
  • MDVSA-2009:110: squirrelmail
  • MDVSA-2009:122: squirrelmail
  • RHSA-2009-1066: Important: squirrelmail security update
  • SA35073: SquirrelMail Multiple Vulnerabilities
  • SA37415: NaSMail Cross-Site Scripting and Request Forgery Vulnerabilities
  • SA40220: Apple Mac OS X Security Update Fixes Multiple Vulnerabilities

Platforms Affected:

  • Apple Mac OS X 10.5.8
  • Apple Mac OS X 10.6
  • Apple Mac OS X 10.6.1
  • Apple Mac OS X 10.6.2
  • Apple Mac OS X 10.6.3
  • Apple Mac OS X Server 10.5.8
  • Apple Mac OS X Server 10.6
  • Apple Mac OS X Server 10.6.1
  • Apple Mac OS X Server 10.6.2
  • Apple Mac OS X Server 10.6.3
  • Debian Debian Linux 4.0
  • Debian Debian Linux 5.0
  • Gentoo Linux
  • MandrakeSoft Mandrake Linux Corporate Server 4.0
  • MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4.8.z AS
  • RedHat Enterprise Linux 4.8.z ES
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5.3.z EUS
  • RedHat Enterprise Linux Long Life 5.3
  • Squirrelmail SquirrelMail 0.1
  • Squirrelmail SquirrelMail 0.1.1
  • Squirrelmail SquirrelMail 0.1.2
  • Squirrelmail SquirrelMail 0.2
  • Squirrelmail SquirrelMail 0.2.1
  • Squirrelmail SquirrelMail 0.3
  • Squirrelmail SquirrelMail 0.3.1
  • Squirrelmail SquirrelMail 0.3pre1
  • Squirrelmail SquirrelMail 0.3pre2
  • Squirrelmail SquirrelMail 0.4
  • Squirrelmail SquirrelMail 0.4pre1
  • Squirrelmail SquirrelMail 0.4pre2
  • Squirrelmail SquirrelMail 0.5
  • Squirrelmail SquirrelMail 0.5pre1
  • Squirrelmail SquirrelMail 0.5pre2
  • Squirrelmail SquirrelMail 1.0
  • Squirrelmail SquirrelMail 1.0.1
  • Squirrelmail SquirrelMail 1.0.2
  • Squirrelmail SquirrelMail 1.0.3
  • Squirrelmail SquirrelMail 1.0.4
  • Squirrelmail SquirrelMail 1.0.5
  • Squirrelmail SquirrelMail 1.0.6
  • Squirrelmail SquirrelMail 1.0pre1
  • Squirrelmail SquirrelMail 1.0pre2
  • Squirrelmail SquirrelMail 1.0pre3
  • Squirrelmail SquirrelMail 1.1.0
  • Squirrelmail SquirrelMail 1.1.1
  • Squirrelmail SquirrelMail 1.1.2
  • Squirrelmail SquirrelMail 1.1.3
  • Squirrelmail SquirrelMail 1.2
  • Squirrelmail SquirrelMail 1.2.0
  • Squirrelmail SquirrelMail 1.2.0 Rc3
  • Squirrelmail SquirrelMail 1.2.1
  • Squirrelmail SquirrelMail 1.2.10
  • Squirrelmail SquirrelMail 1.2.11
  • Squirrelmail SquirrelMail 1.2.2
  • Squirrelmail SquirrelMail 1.2.3
  • Squirrelmail SquirrelMail 1.2.4
  • SquirrelMail SquirrelMail 1.2.5
  • SquirrelMail SquirrelMail 1.2.6
  • SquirrelMail SquirrelMail 1.2.7
  • SquirrelMail SquirrelMail 1.2.8
  • SquirrelMail SquirrelMail 1.2.9
  • Squirrelmail SquirrelMail 1.3.0
  • Squirrelmail SquirrelMail 1.3.1
  • Squirrelmail SquirrelMail 1.3.2
  • Squirrelmail SquirrelMail 1.4
  • Squirrelmail SquirrelMail 1.4.0
  • Squirrelmail SquirrelMail 1.4.0 Rc1
  • Squirrelmail SquirrelMail 1.4.0 Rc2a
  • Squirrelmail SquirrelMail 1.4.1
  • Squirrelmail SquirrelMail 1.4.10
  • Squirrelmail SquirrelMail 1.4.10a
  • SquirrelMail SquirrelMail 1.4.11
  • SquirrelMail SquirrelMail 1.4.12
  • SquirrelMail SquirrelMail 1.4.15
  • Squirrelmail SquirrelMail 1.4.15 Rc1
  • SquirrelMail SquirrelMail 1.4.16
  • Squirrelmail SquirrelMail 1.4.17
  • SquirrelMail SquirrelMail

Reported:

May 10, 2009

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