CVE Vulnerabilities

CVE-1999-1231

Published: Jun 09, 1999 | Modified: Dec 19, 2017
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N
RedHat/V2
RedHat/V3
Ubuntu

ssh 2.0.12, and possibly other versions, allows valid user names to attempt to enter the correct password multiple times, but only prompts an invalid user name for a password once, which allows remote attackers to determine user account names on the server.

Affected Software

Name Vendor Start Version End Version
Ssh2 Ssh 2.0 (including) 2.0 (including)
Ssh2 Ssh 2.0.1 (including) 2.0.1 (including)
Ssh2 Ssh 2.0.2 (including) 2.0.2 (including)
Ssh2 Ssh 2.0.3 (including) 2.0.3 (including)
Ssh2 Ssh 2.0.4 (including) 2.0.4 (including)
Ssh2 Ssh 2.0.5 (including) 2.0.5 (including)
Ssh2 Ssh 2.0.6 (including) 2.0.6 (including)
Ssh2 Ssh 2.0.7 (including) 2.0.7 (including)
Ssh2 Ssh 2.0.8 (including) 2.0.8 (including)
Ssh2 Ssh 2.0.9 (including) 2.0.9 (including)
Ssh2 Ssh 2.0.10 (including) 2.0.10 (including)
Ssh2 Ssh 2.0.11 (including) 2.0.11 (including)
Ssh2 Ssh 2.0.12 (including) 2.0.12 (including)

References