Description
Apache Subversion's mod_dontdothat module and HTTP clients 1.4.0 through 1.8.16, and 1.9.0 through 1.9.4 are vulnerable to a denial-of-service attack caused by exponential XML entity expansion. The attack can cause the targeted process to consume an excessive amount of CPU resources or memory.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/94588
Mailing List mailing-list
x_refsource_mlist
https://lists.apache.org/thread.html/7798f5cda1b2a3c70db4be77694b12dec8fcc1a441b00009d44f0e09%40%3Cannounce.apache.org%3E
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1037361
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2017/dsa-3932
Vendor Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpuoct2020.html
Issue Tracking, Vendor Advisory x_refsource_confirm
https://subversion.apache.org/security/CVE-2016-8734-advisory.txt
Scores
CVSS v3
6.5
EPSS
0.1288
EPSS Percentile
94.1%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-400
Status
published
Products (50)
apache/subversion
1.4.0
apache/subversion
1.4.1
apache/subversion
1.4.2
apache/subversion
1.4.3
apache/subversion
1.4.4
apache/subversion
1.4.5
apache/subversion
1.4.6
apache/subversion
1.5.0
apache/subversion
1.5.1
apache/subversion
1.5.2
... and 40 more
Published
Oct 16, 2017
Tracked Since
Feb 18, 2026