The mod_dav_svn server in Subversion 1.5.0 through 1.7.19 and 1.8.0 through 1.8.11 allows remote authenticated users to spoof the svn:author property via a crafted v1 HTTP protocol request sequences.
lists.apple.com/archives/security-announce/2015/Sep/msg00002.html
lists.opensuse.org/opensuse-updates/2015-04/msg00008.html
rhn.redhat.com/errata/RHSA-2015-1633.html
rhn.redhat.com/errata/RHSA-2015-1742.html
seclists.org/fulldisclosure/2015/Jun/32
subversion.apache.org/security/CVE-2015-0251-advisory.txt
www.debian.org/security/2015/dsa-3231
www.mandriva.com/security/advisories?name=MDVSA-2015:192
www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
www.securityfocus.com/bid/74259
www.securitytracker.com/id/1033214
www.ubuntu.com/usn/USN-2721-1
security.gentoo.org/glsa/201610-05
support.apple.com/HT205217