The mod_dav_svn Apache HTTPD server module in Apache Subversion 1.7.x before 1.7.19 and 1.8.x before 1.8.11 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a request for a URI that triggers a lookup for a virtual transaction name that does not exist.
Conclusion & alert: CVE-2014-8108 is rated Moderate Risk (57.9/100): CVSS Medium severity, with high exploitation likelihood (EPSS 9.69%, 95th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +4.70% 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.
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 | 5.00% | 9.69% | +4.70% |
| 2 | 2025-12-28 | 3.08% | 5.00% | +1.91% |
| 3 | 2025-12-27 | — | 3.08% | — |
Full EPSS history (16 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2014-8108 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-2014-8108 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2014-8108 |
ubuntu
|
medium | CVE-2014-8108 medium priority: Ubuntu including 1 source packages (subversion), 6 status rows across 6 suites (lucid, precise, trusty, upstream, utopic, vivid): released 3, ignored 2, not-affected 1. | https://ubuntu.com/security/CVE-2014-8108 |
: <a href="http://cwe.mitre.org/data/definitions/476.html">CWE-476: NULL Pointer Dereference</a>
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| redhat | enterprise_linux_desktop | 7.0 | cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_hpc_node | 7.0 | cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_server | 7.0 | cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* |
| redhat | enterprise_linux_workstation | 7.0 | cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* |
| apache | subversion | 1.0.0 | cpe:2.3:a:apache:subversion:1.0.0:*:*:*:*:*:*:* |
| apache | subversion | 1.0.1 | cpe:2.3:a:apache:subversion:1.0.1:*:*:*:*:*:*:* |
| apache | subversion | 1.0.2 | cpe:2.3:a:apache:subversion:1.0.2:*:*:*:*:*:*:* |
| apache | subversion | 1.0.3 | cpe:2.3:a:apache:subversion:1.0.3:*:*:*:*:*:*:* |
| apache | subversion | 1.0.4 | cpe:2.3:a:apache:subversion:1.0.4:*:*:*:*:*:*:* |
| apache | subversion | 1.0.5 | cpe:2.3:a:apache:subversion:1.0.5:*:*:*:*:*:*:* |
| apache | subversion | 1.0.6 | cpe:2.3:a:apache:subversion:1.0.6:*:*:*:*:*:*:* |
| apache | subversion | 1.0.7 | cpe:2.3:a:apache:subversion:1.0.7:*:*:*:*:*:*:* |
| apache | subversion | 1.0.8 | cpe:2.3:a:apache:subversion:1.0.8:*:*:*:*:*:*:* |
| apache | subversion | 1.0.9 | cpe:2.3:a:apache:subversion:1.0.9:*:*:*:*:*:*:* |
| apache | subversion | 1.1.0 | cpe:2.3:a:apache:subversion:1.1.0:*:*:*:*:*:*:* |
| apache | subversion | 1.1.1 | cpe:2.3:a:apache:subversion:1.1.1:*:*:*:*:*:*:* |
| apache | subversion | 1.1.2 | cpe:2.3:a:apache:subversion:1.1.2:*:*:*:*:*:*:* |
| apache | subversion | 1.1.3 | cpe:2.3:a:apache:subversion:1.1.3:*:*:*:*:*:*:* |
| apache | subversion | 1.1.4 | cpe:2.3:a:apache:subversion:1.1.4:*:*:*:*:*:*:* |
| apache | subversion | 1.2.0 | cpe:2.3:a:apache:subversion:1.2.0:*:*:*:*:*:*:* |
| apache | subversion | 1.2.1 | cpe:2.3:a:apache:subversion:1.2.1:*:*:*:*:*:*:* |
| apache | subversion | 1.2.2 | cpe:2.3:a:apache:subversion:1.2.2:*:*:*:*:*:*:* |
| apache | subversion | 1.2.3 | cpe:2.3:a:apache:subversion:1.2.3:*:*:*:*:*:*:* |
| apache | subversion | 1.3.0 | cpe:2.3:a:apache:subversion:1.3.0:*:*:*:*:*:*:* |
| apache | subversion | 1.3.1 | cpe:2.3:a:apache:subversion:1.3.1:*:*:*:*:*:*:* |
| apache | subversion | 1.3.2 | cpe:2.3:a:apache:subversion:1.3.2:*:*:*:*:*:*:* |
| apache | subversion | 1.4.0 | cpe:2.3:a:apache:subversion:1.4.0:*:*:*:*:*:*:* |
| apache | subversion | 1.4.1 | cpe:2.3:a:apache:subversion:1.4.1:*:*:*:*:*:*:* |
| apache | subversion | 1.4.2 | cpe:2.3:a:apache:subversion:1.4.2:*:*:*:*:*:*:* |
| apache | subversion | 1.4.3 | cpe:2.3:a:apache:subversion:1.4.3:*:*:*:*:*:*:* |
| apache | subversion | 1.4.4 | cpe:2.3:a:apache:subversion:1.4.4:*:*:*:*:*:*:* |
| apache | subversion | 1.4.5 | cpe:2.3:a:apache:subversion:1.4.5:*:*:*:*:*:*:* |
| apache | subversion | 1.4.6 | cpe:2.3:a:apache:subversion:1.4.6:*:*:*:*:*:*:* |
| 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:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://lists.apple.com/archives/security-announce/2015/Mar/msg00003.html | Mailing List Third Party Advisory |
| http://rhn.redhat.com/errata/RHSA-2015-0166.html | Third Party Advisory |
| http://secunia.com/advisories/61131 | |
| http://subversion.apache.org/security/CVE-2014-8108-advisory.txt | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/71725 | |
| http://www.ubuntu.com/usn/USN-2721-1 | |
| https://support.apple.com/HT204427 | Third Party Advisory |