CVE-2015-0251

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.

Published: 2015-04-08 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2015-0251 is rated Moderate Risk (53.8/100): CVSS Medium severity, with high exploitation likelihood (EPSS 7.56%, 94th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +6.49% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2015-0251

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 1.06% 7.56% +6.49%
2 2026-03-04 0.27% 1.06% +0.79%
3 2026-03-01 0.27%

Full EPSS history (41 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-0251

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.0 2.0 MEDIUM
AV:N/AC:L/Au:S/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
8.0 2.9 [email protected]

Weakness enumeration for CVE-2015-0251

OS Trackers for CVE-2015-0251

vendor priority summary link
debian not yet assigned CVE-2015-0251 not yet assigned priority: Debian including 1 source packages (subversion), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2015-0251
gentoo normal CVE-2015-0251: 1 GLSA(s) (201610-05), 2 atom(s) (dev-vcs/subversion, net-libs/serf); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2015-0251
redhat low https://access.redhat.com/security/cve/CVE-2015-0251
ubuntu low CVE-2015-0251 low priority: Ubuntu including 1 source packages (subversion), 6 status rows across 6 suites (lucid, precise, trusty, upstream, utopic, vivid): released 4, ignored 2. https://ubuntu.com/security/CVE-2015-0251

Affected software / configurations for CVE-2015-0251

Vendor Product Version Raw CPE
apache subversion 1.5.0 cpe:2.3:a:apache:subversion:1.5.0:*:*:*:*:*:*:*
apache subversion 1.5.1 cpe:2.3:a:apache:subversion:1.5.1:*:*:*:*:*:*:*
apache subversion 1.5.2 cpe:2.3:a:apache:subversion:1.5.2:*:*:*:*:*:*:*
apache subversion 1.5.3 cpe:2.3:a:apache:subversion:1.5.3:*:*:*:*:*:*:*
apache subversion 1.5.4 cpe:2.3:a:apache:subversion:1.5.4:*:*:*:*:*:*:*
apache subversion 1.5.5 cpe:2.3:a:apache:subversion:1.5.5:*:*:*:*:*:*:*
apache subversion 1.5.6 cpe:2.3:a:apache:subversion:1.5.6:*:*:*:*:*:*:*
apache subversion 1.5.7 cpe:2.3:a:apache:subversion:1.5.7:*:*:*:*:*:*:*
apache subversion 1.5.8 cpe:2.3:a:apache:subversion:1.5.8:*:*:*:*:*:*:*
apache subversion 1.6.0 cpe:2.3:a:apache:subversion:1.6.0:*:*:*:*:*:*:*
apache subversion 1.6.1 cpe:2.3:a:apache:subversion:1.6.1:*:*:*:*:*:*:*
apache subversion 1.6.2 cpe:2.3:a:apache:subversion:1.6.2:*:*:*:*:*:*:*
apache subversion 1.6.3 cpe:2.3:a:apache:subversion:1.6.3:*:*:*:*:*:*:*
apache subversion 1.6.4 cpe:2.3:a:apache:subversion:1.6.4:*:*:*:*:*:*:*
apache subversion 1.6.5 cpe:2.3:a:apache:subversion:1.6.5:*:*:*:*:*:*:*
apache subversion 1.6.6 cpe:2.3:a:apache:subversion:1.6.6:*:*:*:*:*:*:*
apache subversion 1.6.7 cpe:2.3:a:apache:subversion:1.6.7:*:*:*:*:*:*:*
apache subversion 1.6.8 cpe:2.3:a:apache:subversion:1.6.8:*:*:*:*:*:*:*
apache subversion 1.6.9 cpe:2.3:a:apache:subversion:1.6.9:*:*:*:*:*:*:*
apache subversion 1.6.10 cpe:2.3:a:apache:subversion:1.6.10:*:*:*:*:*:*:*
apache subversion 1.6.11 cpe:2.3:a:apache:subversion:1.6.11:*:*:*:*:*:*:*
apache subversion 1.6.12 cpe:2.3:a:apache:subversion:1.6.12:*:*:*:*:*:*:*
apache subversion 1.6.13 cpe:2.3:a:apache:subversion:1.6.13:*:*:*:*:*:*:*
apache subversion 1.6.14 cpe:2.3:a:apache:subversion:1.6.14:*:*:*:*:*:*:*
apache subversion 1.6.15 cpe:2.3:a:apache:subversion:1.6.15:*:*:*:*:*:*:*
apache subversion 1.6.16 cpe:2.3:a:apache:subversion:1.6.16:*:*:*:*:*:*:*
apache subversion 1.6.17 cpe:2.3:a:apache:subversion:1.6.17:*:*:*:*:*:*:*
apache subversion 1.6.18 cpe:2.3:a:apache:subversion:1.6.18:*:*:*:*:*:*:*
apache subversion 1.6.19 cpe:2.3:a:apache:subversion:1.6.19:*:*:*:*:*:*:*
apache subversion 1.6.20 cpe:2.3:a:apache:subversion:1.6.20:*:*:*:*:*:*:*
apache subversion 1.6.21 cpe:2.3:a:apache:subversion:1.6.21:*:*:*:*:*:*:*
apache subversion 1.6.23 cpe:2.3:a:apache:subversion:1.6.23:*:*:*:*:*:*:*
apache subversion 1.7.0 cpe:2.3:a:apache:subversion:1.7.0:*:*:*:*:*:*:*
apache subversion 1.7.1 cpe:2.3:a:apache:subversion:1.7.1:*:*:*:*:*:*:*
apache subversion 1.7.2 cpe:2.3:a:apache:subversion:1.7.2:*:*:*:*:*:*:*
apache subversion 1.7.3 cpe:2.3:a:apache:subversion:1.7.3:*:*:*:*:*:*:*
apache subversion 1.7.4 cpe:2.3:a:apache:subversion:1.7.4:*:*:*:*:*:*:*
apache subversion 1.7.5 cpe:2.3:a:apache:subversion:1.7.5:*:*:*:*:*:*:*
apache subversion 1.7.6 cpe:2.3:a:apache:subversion:1.7.6:*:*:*:*:*:*:*
apache subversion 1.7.7 cpe:2.3:a:apache:subversion:1.7.7:*:*:*:*:*:*:*
apache subversion 1.7.8 cpe:2.3:a:apache:subversion:1.7.8:*:*:*:*:*:*:*
apache subversion 1.7.9 cpe:2.3:a:apache:subversion:1.7.9:*:*:*:*:*:*:*
apache subversion 1.7.10 cpe:2.3:a:apache:subversion:1.7.10:*:*:*:*:*:*:*
apache subversion 1.7.11 cpe:2.3:a:apache:subversion:1.7.11:*:*:*:*:*:*:*
apache subversion 1.7.12 cpe:2.3:a:apache:subversion:1.7.12:*:*:*:*:*:*:*
apache subversion 1.7.13 cpe:2.3:a:apache:subversion:1.7.13:*:*:*:*:*:*:*
apache subversion 1.7.14 cpe:2.3:a:apache:subversion:1.7.14:*:*:*:*:*:*:*
apache subversion 1.7.15 cpe:2.3:a:apache:subversion:1.7.15:*:*:*:*:*:*:*
apache subversion 1.7.16 cpe:2.3:a:apache:subversion:1.7.16:*:*:*:*:*:*:*
apache subversion 1.7.17 cpe:2.3:a:apache:subversion:1.7.17:*:*:*:*:*:*:*
apache subversion 1.7.18 cpe:2.3:a:apache:subversion:1.7.18:*:*:*:*:*:*:*
apache subversion 1.7.19 cpe:2.3:a:apache:subversion:1.7.19:*:*:*:*:*:*:*
apache subversion 1.8.0 cpe:2.3:a:apache:subversion:1.8.0:*:*:*:*:*:*:*
apache subversion 1.8.1 cpe:2.3:a:apache:subversion:1.8.1:*:*:*:*:*:*:*
apache subversion 1.8.2 cpe:2.3:a:apache:subversion:1.8.2:*:*:*:*:*:*:*
apache subversion 1.8.3 cpe:2.3:a:apache:subversion:1.8.3:*:*:*:*:*:*:*
apache subversion 1.8.4 cpe:2.3:a:apache:subversion:1.8.4:*:*:*:*:*:*:*
apache subversion 1.8.5 cpe:2.3:a:apache:subversion:1.8.5:*:*:*:*:*:*:*
apache subversion 1.8.6 cpe:2.3:a:apache:subversion:1.8.6:*:*:*:*:*:*:*
apache subversion 1.8.7 cpe:2.3:a:apache:subversion:1.8.7:*:*:*:*:*:*:*
apache subversion 1.8.8 cpe:2.3:a:apache:subversion:1.8.8:*:*:*:*:*:*:*
apache subversion 1.8.9 cpe:2.3:a:apache:subversion:1.8.9:*:*:*:*:*:*:*
apache subversion 1.8.10 cpe:2.3:a:apache:subversion:1.8.10:*:*:*:*:*:*:*
apache subversion 1.8.11 cpe:2.3:a:apache:subversion:1.8.11:*:*:*:*:*:*:*
opensuse opensuse 13.1 cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
opensuse opensuse 13.2 cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 6.0 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_hpc_node 6.0 cpe:2.3:o:redhat:enterprise_linux_hpc_node:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 6.0 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_eus 6.7.z cpe:2.3:o:redhat:enterprise_linux_server_eus:6.7.z:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 6.0 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
oracle solaris 11.3 cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
apple xcode 7.0 cpe:2.3:a:apple:xcode:7.0:*:*:*:*:*:*:*

References for CVE-2015-0251

URL Tags
http://lists.apple.com/archives/security-announce/2015/Sep/msg00002.html Mailing List
http://lists.opensuse.org/opensuse-updates/2015-04/msg00008.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1633.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1742.html
http://seclists.org/fulldisclosure/2015/Jun/32
http://subversion.apache.org/security/CVE-2015-0251-advisory.txt Vendor Advisory
http://www.debian.org/security/2015/dsa-3231
http://www.mandriva.com/security/advisories?name=MDVSA-2015:192 Broken Link
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html Third Party Advisory
http://www.securityfocus.com/bid/74259
http://www.securitytracker.com/id/1033214
http://www.ubuntu.com/usn/USN-2721-1
https://security.gentoo.org/glsa/201610-05
https://support.apple.com/HT205217 Third Party Advisory
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