CVE-2018-11803

7.5 HIGH 58% exploit odds No fix listed Memory safety Web app

What it is

Subversion's mod_dav_svn Apache HTTPD module versions 1.11.0 and 1.10.0 to 1.10.3 will crash after dereferencing an uninitialized pointer if the client omits the root path in a recursive directory listing operation.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of service disruption.
Exploit odds: 58.5% chance of exploitation in the next 30 days (EPSS). Higher than most.
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2018-06-05 00:00 UTC ReservedThe CVE id was reserved by its CNA
2019-02-05 17:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 01:36 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 58.5% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2019-02-05 17:29 UTC
Last modified: 2026-06-17 01:36 UTC
Exploit probability: 58.5% · EPSS, next 30 days
Weakness: CWE-824
Record status: Modified

Affected

Apache Subversion ≤ 1.10.3
Apache Subversion 1.11.0
Canonical Ubuntu Linux 18.10

Attack profile CVSS 3.1 · 7.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2018-11803.md and follow it. Check whether this project is affected by CVE-2018-11803. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record