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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 1.92% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 79.7% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2009-03-12 15:00Z17 YR AGO
- Last updated
- 2024-08-07 04:48Z2 YR AGO
- Reserved
- 2009-03-12
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 214ad42763793ea4af22b048abdde9d0f8951db43e3d1ff0862a8d664846870b
05 Affected products
06 References
- pam.cvs.sourceforge.nethttp://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/libpam/pam_misc.c?r1=1.9&%3Br2=1.10&%3Bview=patch
- www.mandriva.comMDVSA-2009:077http://www.mandriva.com/security/advisories?name=MDVSA-2009:077
- openwall.com[oss-security] 20090305 CVE Request -- pamhttp://openwall.com/lists/oss-security/2009/03/05/1
- www.redhat.comFEDORA-2009-3204https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00398.html
- exchange.xforce.ibmcloud.comlinuxpam-pamstrtok-priv-escalation(49110)https://exchange.xforce.ibmcloud.com/vulnerabilities/49110
- pam.cvs.sourceforge.nethttp://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/libpam/pam_misc.c?view=log
- www.securityfocus.com34010http://www.securityfocus.com/bid/34010
- www.redhat.comFEDORA-2009-3231https://www.redhat.com/archives/fedora-package-announce/2009-April/msg00420.html
- secunia.com34733http://secunia.com/advisories/34733
07 Fixed in
Debian 12
- pam Fixed in 1.0.1-10
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- pam Fixed in 1.0.1-10
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- pam Fixed in 1.0.1-10
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.