5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
0.011 Low
EPSS
Percentile
84.2%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 11 | all | libpam-ssh | < 1.92-7 | libpam-ssh_1.92-7_all.deb |
Debian | 999 | all | libpam-ssh | < 1.92-7 | libpam-ssh_1.92-7_all.deb |