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.
Published:Mar 24, 2009
Last Modified:Apr 23, 2026
EPS:Apr 8, 2009
EPSS Score:0.00358
CVSS Score:5
Affected Products
Vendor
Product
Action
Vendor
Andrew J.korty
Product
Pam Ssh
Andrew J.korty
Pam Ssh
Exploits
No exploit reference
Common Weakness Enumeration
No CWE recorded yet
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
