Svnserve in Apache Subversion 1.4.0 through 1.7.12 and 1.8.0 through 1.8.1 allows local users to overwrite arbitrary files or kill arbitrary processes via a symlink attack on the file specified by the --pid-file option.
Multiple format string vulnerabilities in (1) neon 0.24.4 and earlier, and other products that use neon including (2) Cadaver, (3) Subversion, and (4) OpenOffice, allow remote malicious WebDAV servers to execute arbitrary code.