Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-1999-1231

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.

Published

1999-06-09T04:00:00.000

Last Modified

2025-04-03T01:03:51.193

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: NONE
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-Other
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application ssh ssh2 2.0 Yes
Application ssh ssh2 2.0.1 Yes
Application ssh ssh2 2.0.2 Yes
Application ssh ssh2 2.0.3 Yes
Application ssh ssh2 2.0.4 Yes
Application ssh ssh2 2.0.5 Yes
Application ssh ssh2 2.0.6 Yes
Application ssh ssh2 2.0.7 Yes
Application ssh ssh2 2.0.8 Yes
Application ssh ssh2 2.0.9 Yes
Application ssh ssh2 2.0.10 Yes
Application ssh ssh2 2.0.11 Yes
Application ssh ssh2 2.0.12 Yes
References