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CVE-1999-1231 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://exchange.xforce.ibmcloud.com/vulnerabilities/2276	CVE
http://www.securityfocus.com/archive/1/14758	CVE	ExploitPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/2276	[email protected]
http://www.securityfocus.com/archive/1/14758	[email protected]	ExploitPatchVendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-Other	Weakness Not in a Standard CWE Category	[email protected]

Affected Products

Product	Versions
ssh ssh2	2.0 2.0.1 2.0.2 2.0.3 2.0.4
CPE cpe:2.3:a:ssh:ssh2:2.0:::::::* cpe:2.3:a:ssh:ssh2:2.0.1:::::::* cpe:2.3:a:ssh:ssh2:2.0.2:::::::* cpe:2.3:a:ssh:ssh2:2.0.3:::::::* cpe:2.3:a:ssh:ssh2:2.0.4:::::::* cpe:2.3:a:ssh:ssh2:2.0.5:::::::* cpe:2.3:a:ssh:ssh2:2.0.6:::::::* cpe:2.3:a:ssh:ssh2:2.0.7:::::::* cpe:2.3:a:ssh:ssh2:2.0.8:::::::* cpe:2.3:a:ssh:ssh2:2.0.9:::::::* cpe:2.3:a:ssh:ssh2:2.0.10:::::::* cpe:2.3:a:ssh:ssh2:2.0.11:::::::* cpe:2.3:a:ssh:ssh2:2.0.12:::::::* Remediation No remediation found in references.

Product

Versions

ssh ssh2

2.0

2.0.1

2.0.2

2.0.3

2.0.4

CPE

cpe:2.3:a:ssh:ssh2:2.0:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.1:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.2:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.3:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.4:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.5:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.7:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.8:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.9:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.10:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.11:*:*:*:*:*:*:*
cpe:2.3:a:ssh:ssh2:2.0.12:*:*:*:*:*:*:*

Remediation

No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 16, 2026		[email protected]
Nov 20, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Dec 19, 2017	CVE Modified	[email protected]
Jan 1, 2004	Initial Analysis	[email protected]