A vulnerability has been reported in CVSNT, which can be exploited by malicious users to compromise a vulnerable system.
The vulnerability is caused due to an error in the processing of branch names during authentication. This can be exploited to gain write access to arbitrary directories by creating a branch name with a specially crafted branch name.
Successful exploitation allows e.g. to execute arbitrary code by modifying or adding administrative scripts in the CVSROOT.
The vulnerability is reported in versions prior to CVSNT 2.5.04 build 2862.
Solution: Update to version CVSNT 2.5.04 build 2862 or later.
Provided and/or discovered by: Reported by the vendor.
Original Advisory: CVSNT:
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Subject: CVSNT Branch Name Arbitrary File Creation Vulnerability