CVE-1999-1231

high

Description

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.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/2276

http://www.securityfocus.com/archive/1/14758

Details

Source: Mitre, NVD

Published: 1999-06-09

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

Severity: High

EPSS

EPSS: 0.00961