Vulnerability in Linux-Pam

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.

Published · last modified .

CVSS v2 metric

CVSS v2 base score 6.6 (Medium). Vector: AV:L/AC:M/Au:S/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.019 (79.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2009-0887: held from 0.019 to 0.019.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

  • Linux-Pam — versions 0.99.1.0, 0.99.2.0, 0.99.2.1

Weakness classification (CWE)

References