CVE-2018-11803

Publication date 18 January 2019

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

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.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
subversion	22.04 LTS jammy	Not affected
	21.10 impish	Not affected
	21.04 hirsute	Ignored end of life
	20.10 groovy	Ignored end of life
	20.04 LTS focal	Not affected
	19.10 eoan	Ignored end of life
	19.04 disco	Ignored end of life
	18.10 cosmic	Fixed 1.10.0-2ubuntu2.1
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release

Notes

leosilva

as mentioned in the description, code was introduced in 1.10 trusty, xenial, bionic and precise/esm are not affected.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
subversion	Upstream: http://svn.apache.org/viewvc/subversion/trunk/subversion/mod_dav_svn/reports/list.c?r1=1850621&r2=1850620&pathrev=1850621&view=patch

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-3869-1
Subversion vulnerability
24 January 2019