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Secunia Security Advisory 51456

Secunia Security Advisory 51456
Posted Dec 4, 2012
Authored by Secunia | Site secunia.com

Secunia Security Advisory - Kingcope has reported a vulnerability in SSH Tectia Server, which can be exploited by malicious people to bypass certain security restrictions.

tags | advisory
MD5 | ba3b45071f47d177b8529962df50ca25

Secunia Security Advisory 51456

Change Mirror Download
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The final version of the CSI 6.0 has been released.
Find out why this is not just another Patch Management solution: http://secunia.com/blog/325/

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TITLE:
SSH Tectia Server Authentication Security Bypass Vulnerability

SECUNIA ADVISORY ID:
SA51456

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/51456/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=51456

RELEASE DATE:
2012-12-04

DISCUSS ADVISORY:
http://secunia.com/advisories/51456/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)

http://secunia.com/advisories/51456/

ONLY AVAILABLE IN CUSTOMER AREA:
* Authentication Level
* Report Reliability
* Secunia PoC
* Secunia Analysis
* Systems Affected
* Approve Distribution
* Remediation Status
* Secunia CVSS Score
* CVSS

https://ca.secunia.com/?page=viewadvisory&vuln_id=51456

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
Kingcope has reported a vulnerability in SSH Tectia Server, which can
be exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to an error in the SSH USERAUTH
CHANGE REQUEST function when handling "old-style" password
authentication. This can be exploited to reset the password of any
user and bypass the authentication process.

The vulnerability is reported in versions 6.0.4 to 6.0.20, 6.1.0 to
6.1.12, 6.2.0 to 6.2.5, and 6.3.0 to 6.3.2 running on Unix/Linux
platforms only.

SOLUTION:
No official solution is currently available.

PROVIDED AND/OR DISCOVERED BY:
Kingcope

ORIGINAL ADVISORY:
SSH Tectia:
http://archives.neohapsis.com/archives/fulldisclosure/2012-12/0065.html

Kingcope:
http://archives.neohapsis.com/archives/fulldisclosure/2012-12/0013.html

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

----------------------------------------------------------------------

About:
This Advisory was delivered by Secunia as a free service to help
private users keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/advisories/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/advisories/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

----------------------------------------------------------------------

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