Versions mentioned in the description apply to the upstream
Remediation section below for
Debian:9 relevant versions.
svnwcsub.py in Subversion 1.8.0 before 1.8.3, when using the --pidfile option and running in foreground mode, allows local users to gain privileges via a symlink attack on the pid file. NOTE: this issue was SPLIT due to different affected versions (ADT3). The irkerbridge.py issue is covered by CVE-2013-7393.
subversion to version 1.8.5-1 or higher.