CVE-2015-3184

mod_authz_svn in Apache Subversion 1.7.x before 1.7.21 and 1.8.x before 1.8.14, when using Apache httpd 2.4.x, does not properly restrict anonymous access, which allows remote anonymous users to read hidden files via the path name.

Published: 2015-08-12 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2015-3184 is rated Moderate Risk (58.2/100): CVSS Medium severity, with high exploitation likelihood (EPSS 17.00%, 95th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +11.08% 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-2015-3184

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 2026-03-04 5.92% 17.00% +11.08%
2 2026-03-01 17.00% 5.92% -11.08%
3 2026-02-04 17.00%

Full EPSS history (34 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2015-3184

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/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:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
10.0 2.9 [email protected]

Weakness enumeration for CVE-2015-3184

OS Trackers for CVE-2015-3184

vendor priority summary link
debian not yet assigned CVE-2015-3184 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-2015-3184
gentoo normal CVE-2015-3184: 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-2015-3184
redhat medium https://access.redhat.com/security/cve/CVE-2015-3184
ubuntu medium CVE-2015-3184 medium priority: Ubuntu including 1 source packages (subversion), 4 status rows across 4 suites (precise, trusty, upstream, vivid): released 2, needs-triage 1, not-affected 1. https://ubuntu.com/security/CVE-2015-3184

Affected software / configurations for CVE-2015-3184

Vendor Product Version Raw CPE
apple xcode <= 7.2.1 cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*
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 1.7.20 cpe:2.3:a:apache:subversion:1.7.20:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
apache subversion 1.8.13 cpe:2.3:a:apache:subversion:1.8.13:*:*:*:*:*:*:*

References for CVE-2015-3184

cvelogic Threat Intelligence