VulnerabilityModified
CVE-2009-1273
pam_ssh 1.92 and possibly other versions, as used when PAM is compiled with USE=ssh, generates different error messages depending on whether the username is valid or invalid, which makes it easier for remote attackers to enumerate usernames.
MEDIUM 5.0EPSS 1.31%
Does this matter?
Lower severity and a low EPSS score (1.31%). Track it; it rarely justifies an emergency change on its own.
Description
pam_ssh 1.92 and possibly other versions, as used when PAM is compiled with USE=ssh, generates different error messages depending on whether the username is valid or invalid, which makes it easier for remote attackers to enumerate usernames.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N
- EPSS
- 1.31% probability · 69th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-255
- Affected
- andrew j.korty/pam ssh
- Source
- cve@mitre.org
References
- http://bugs.gentoo.org/show_bug.cgi?id=263579
- http://secunia.com/advisories/34536Vendor Advisory
- http://secunia.com/advisories/34986
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg00116.html
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg00145.html
- http://bugs.gentoo.org/show_bug.cgi?id=263579
- http://secunia.com/advisories/34536Vendor Advisory
- http://secunia.com/advisories/34986
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg00116.html
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg00145.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.