[SA18733] Heimdal rshd Server Privilege Escalation Vulnerability

2006-02-07T00:00:00
ID SECURITYVULNS:DOC:11318
Type securityvulns
Reporter Securityvulns
Modified 2006-02-07T00:00:00

Description

TITLE: Heimdal rshd Server Privilege Escalation Vulnerability

SECUNIA ADVISORY ID: SA18733

VERIFY ADVISORY: http://secunia.com/advisories/18733/

CRITICAL: Less critical

IMPACT: Privilege escalation

WHERE: Local system

SOFTWARE: Heimdal 0.6.x http://secunia.com/product/3299/ Heimdal 0.7.x http://secunia.com/product/7707/

DESCRIPTION: A vulnerability has been reported in Heimdal, which can be exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to an unspecified error in the rshd server when storing forwarded credentials. This can be exploited to overwrite a file with its credential cache and get ownership of the file.

SOLUTION: Update to version 0.7.2 or 0.6.6.

PROVIDED AND/OR DISCOVERED BY: Reported by vendor.

ORIGINAL ADVISORY: http://www.pdc.kth.se/heimdal/advisory/2006-02-06/


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