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.

Score

CVSS 2.0 6.6 Medium

Status

Modified - cve@mitre.org

Published

2009-03-12

Last modified

2024-08-07

Weaknesses

CWE-189

Affected products

• Linux-pam (Linux-pam)

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&amp%3Br2=1.10&amp%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