medium
4.3
CWE
79
Advisory Published
CVE Published
Updated

CVE-2011-2023: XSS

First published: Tue Jul 12 2011(Updated: )

An cross-site scripting (XSS) flaw was found in the way SquirrelMail performed sanitization of MIME messages containing certain &lt;style&gt; HTML tags. A remote attacker could provide a specially-crafted message, which once opened in SquirrelMail webmail client could lead to arbitrary JavaScript or HTML code execution. Upstream advisory: [1] <a href="http://www.squirrelmail.org/security/issue/2011-07-10">http://www.squirrelmail.org/security/issue/2011-07-10</a> Relevant patch: [2] <a href="http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail?view=revision&amp;revision=14121">http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail?view=revision&amp;revision=14121</a>

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
SquirrelMail<=1.4.21
SquirrelMail=0.1
SquirrelMail=0.1.1
SquirrelMail=0.1.2
SquirrelMail=0.2
SquirrelMail=0.2.1
SquirrelMail=0.3
SquirrelMail=0.3.1
SquirrelMail=0.3pre1
SquirrelMail=0.3pre2
SquirrelMail=0.4
SquirrelMail=0.4pre1
SquirrelMail=0.4pre2
SquirrelMail=0.5
SquirrelMail=0.5pre1
SquirrelMail=0.5pre2
SquirrelMail=1.0
SquirrelMail=1.0.1
SquirrelMail=1.0.2
SquirrelMail=1.0.3
SquirrelMail=1.0.4
SquirrelMail=1.0.5
SquirrelMail=1.0.6
SquirrelMail=1.0pre1
SquirrelMail=1.0pre2
SquirrelMail=1.0pre3
SquirrelMail=1.1.0
SquirrelMail=1.1.1
SquirrelMail=1.1.2
SquirrelMail=1.1.3
SquirrelMail=1.2
SquirrelMail=1.2.0
SquirrelMail=1.2.0-rc3
SquirrelMail=1.2.1
SquirrelMail=1.2.2
SquirrelMail=1.2.3
SquirrelMail=1.2.4
SquirrelMail=1.2.5
SquirrelMail=1.2.6
SquirrelMail=1.2.6-rc1
SquirrelMail=1.2.7
SquirrelMail=1.2.8
SquirrelMail=1.2.9
SquirrelMail=1.2.10
SquirrelMail=1.2.11
SquirrelMail=1.3.0
SquirrelMail=1.3.1
SquirrelMail=1.3.2
SquirrelMail=1.4
SquirrelMail=1.4-rc1
SquirrelMail=1.4.0
SquirrelMail=1.4.0-rc1
SquirrelMail=1.4.0-rc2a
SquirrelMail=1.4.0-r1
SquirrelMail=1.4.1
SquirrelMail=1.4.2
SquirrelMail=1.4.2-r1
SquirrelMail=1.4.2-r2
SquirrelMail=1.4.2-r3
SquirrelMail=1.4.2-r4
SquirrelMail=1.4.2-r5
SquirrelMail=1.4.3
SquirrelMail=1.4.3-r3
SquirrelMail=1.4.3-rc1
SquirrelMail=1.4.3a
SquirrelMail=1.4.3aa
SquirrelMail=1.4.4
SquirrelMail=1.4.4-rc1
SquirrelMail=1.4.5
SquirrelMail=1.4.5-rc1
SquirrelMail=1.4.6
SquirrelMail=1.4.6-rc1
SquirrelMail=1.4.6_cvs
SquirrelMail=1.4.7
SquirrelMail=1.4.8
SquirrelMail=1.4.8.4fc6
SquirrelMail=1.4.9
SquirrelMail=1.4.9a
SquirrelMail=1.4.10
SquirrelMail=1.4.10a
SquirrelMail=1.4.11
SquirrelMail=1.4.12
SquirrelMail=1.4.13
SquirrelMail=1.4.15
SquirrelMail=1.4.15-rc1
SquirrelMail=1.4.15rc1
SquirrelMail=1.4.16
SquirrelMail=1.4.17
SquirrelMail=1.4.18
SquirrelMail=1.4.19
SquirrelMail=1.4.20

Remedy

http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail?view=revision&revision=14121

Remedy

http://www.squirrelmail.org/security/issue/2011-07-10

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=720695

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2011-2023?

    CVE-2011-2023 has a moderate severity rating due to the potential for remote attackers to execute arbitrary JavaScript via crafted MIME messages.

  • How do I fix CVE-2011-2023?

    To fix CVE-2011-2023, upgrade SquirrelMail to version 1.4.21 or later, which addresses the vulnerability.

  • What versions of SquirrelMail are affected by CVE-2011-2023?

    CVE-2011-2023 affects all versions of SquirrelMail prior to 1.4.21, including several versions starting from 0.1 to 1.4.20.

  • Can CVE-2011-2023 lead to data theft?

    Yes, CVE-2011-2023 can potentially lead to data theft as an attacker may execute malicious scripts to access sensitive information.

  • Is there a workaround for CVE-2011-2023 if I cannot upgrade?

    A temporary workaround for CVE-2011-2023 is to disable MIME handling in SquirrelMail until an upgrade can be performed.

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