SquirrelMail mime.php CSS positioning cross-site scripting

squirrelmail-mime-css-xss (50463) The risk level is classified as MediumMedium Risk

Description:

SquirrelMail is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by mime.php. A remote attacker could exploit this vulnerability using CSS positioning in a specially-crafted email to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.

*CVSS:

Base Score: 4.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 3.7
  Exploitability: High
  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: CSS positioning vulnerability.
  • ASA-2009-198: squirrelmail security update (RHSA-2009-1066)
  • BID-34916: SquirrelMail Prior to 1.4.18 Multiple Vulnerabilities
  • CVE-2009-1581: functions/mime.php in SquirrelMail before 1.4.18 does not protect the application's content from Cascading Style Sheets (CSS) positioning in HTML e-mail messages, which allows remote attackers to spoof the user interface, and conduct cross-site scripting (XSS) and phishing attacks, via a crafted message.
  • DSA-1802: squirrelmail -- several vulnerabilities
  • GLSA-201001-08: SquirrelMail: Multiple vulnerabilities
  • MDVSA-2009:110: squirrelmail
  • OSVDB ID: 54508: SquirrelMail E-mail Crafted CSS Positioning XSS
  • RHSA-2009-1066: Important: squirrelmail security update
  • SA35073: SquirrelMail Multiple Vulnerabilities
  • SA40220: Apple Mac OS X Security Update Fixes Multiple Vulnerabilities
  • VUPEN/ADV-2009-1296: SquirrelMail Multiple Cross Site Scripting and Security Bypass Issues
  • VUPEN/ADV-2010-1481: Apple Mac OS X Code Execution and Security Bypass 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 12, 2009

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