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Vulnerability Assessment & Network Security Forums |
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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery. Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200603-02] teTeX, pTeX, CSTeX: Multiple overflows in included XPdf code Vulnerability Assessment Details
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[GLSA-200603-02] teTeX, pTeX, CSTeX: Multiple overflows in included XPdf code |
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teTeX, pTeX, CSTeX: Multiple overflows in included XPdf code Detailed Explanation for this Vulnerability Assessment The remote host is affected by the vulnerability described in GLSA-200603-02 (teTeX, pTeX, CSTeX: Multiple overflows in included XPdf code) CSTeX, teTex, and pTeX include XPdf code to handle PDF files. This XPdf code is vulnerable to several heap overflows (GLSA 200512-08) as well as several buffer and integer overflows discovered by Chris Evans (CESA-2005-003). Impact A possible hacker could entice a user to open a specially crafted PDF file with teTeX, pTeX or CSTeX, potentially resulting in the execution of arbitrary code with the rights of the user running the affected application. Workaround There is no known workaround at this time. References: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-3193 http://www.gentoo.org/security/en/glsa/glsa-200512-08.xml http://scary.beasts.org/security/CESA-2005-003.txt Solution: All teTex users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-text/tetex-2.0.2-r8" All CSTeX users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-text/cstetex-2.0.2-r2" All pTeX users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-text/ptex-3.1.5-r1" Network Security Threat Level: Medium Networks Security ID: Vulnerability Assessment Copyright: (C) 2006 Michel Arboi |
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