Vulnerability Details CVE-2009-0887
Integer signedness error in the _pam_StrTok function in libpam/pam_misc.c in Linux-PAM (aka pam) 1.0.3 and earlier, when a configuration file contains non-ASCII usernames, might allow remote attackers to cause a denial of service, and might allow remote authenticated users to obtain login access with a different user's non-ASCII username, via a login attempt.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 44.1%
CVSS Severity
CVSS v2 Score 6.6
References
- http://openwall.com/lists/oss-security/2009/03/05/1
- http://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/libpam/pam_misc.c?r1=1.9&%3Br2=1.10&%3Bview=patch
- http://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/libpam/pam_misc.c?view=log
- http://secunia.com/advisories/34733
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:077
- http://www.securityfocus.com/bid/34010
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49110
- https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00398.html
- https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00420.html
- http://openwall.com/lists/oss-security/2009/03/05/1
- http://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/libpam/pam_misc.c?r1=1.9&%3Br2=1.10&%3Bview=patch
- http://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/libpam/pam_misc.c?view=log
- http://secunia.com/advisories/34733
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:077
- http://www.securityfocus.com/bid/34010
- https://exchange.xforce.ibmcloud.com/vulnerabilities/49110
- https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00398.html
- https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00420.html
Products affected by CVE-2009-0887
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cpe:2.3:a:linux-pam:linux-pam:0.72
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cpe:2.3:a:linux-pam:linux-pam:0.73
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cpe:2.3:a:linux-pam:linux-pam:0.74
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cpe:2.3:a:linux-pam:linux-pam:0.75
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cpe:2.3:a:linux-pam:linux-pam:0.76
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cpe:2.3:a:linux-pam:linux-pam:0.77
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cpe:2.3:a:linux-pam:linux-pam:0.78
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cpe:2.3:a:linux-pam:linux-pam:0.79
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cpe:2.3:a:linux-pam:linux-pam:0.80
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cpe:2.3:a:linux-pam:linux-pam:0.99.1.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.10.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.2.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.2.1
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cpe:2.3:a:linux-pam:linux-pam:0.99.3.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.4.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.5.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.6.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.6.1
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cpe:2.3:a:linux-pam:linux-pam:0.99.6.2
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cpe:2.3:a:linux-pam:linux-pam:0.99.6.3
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cpe:2.3:a:linux-pam:linux-pam:0.99.7.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.7.1
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cpe:2.3:a:linux-pam:linux-pam:0.99.8.0
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cpe:2.3:a:linux-pam:linux-pam:0.99.8.1
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cpe:2.3:a:linux-pam:linux-pam:0.99.9.0
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cpe:2.3:a:linux-pam:linux-pam:1.0.0
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cpe:2.3:a:linux-pam:linux-pam:1.0.1
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cpe:2.3:a:linux-pam:linux-pam:1.0.2
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cpe:2.3:a:linux-pam:linux-pam:1.0.3