CVE-2009-1273

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Summary

CVECVE-2009-1273
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-04-08 18:30:00 UTC
Updated2026-04-23 00:35:47 UTC
Descriptionpam_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.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:P/I:N/A:N

Problem Types: CWE-255 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:N/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Andrew J.korty Pam Ssh 1.92 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
pam_ssh Password Prompt User Enumeration Security Issue - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
[SECURITY] Fedora 10 Update: pam_ssh-1.92-10.fc10 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Fedora update for pam_ssh - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
[SECURITY] Fedora 9 Update: pam_ssh-1.92-10.fc9 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
263579 – (CVE-2009-1273) <sys-auth/pam_ssh-1.97: Information disclosure if pam compiled with USE=ssh (usernames can be verified) (CVE-2009-1273) af854a3a-2127-422b-91ae-364da2661108 bugs.gentoo.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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