VIR Vulnerability Intelligence Relay

CVE-2016-8734

medium
Published 2017-10-16 · Modified 2026-05-13
CVSS v3
6.5
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v2
4.0
VIR risk
6.5

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.

Predictions

Exploit likelihood
75%
Patch ETA
—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-8734

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-8734.html

vendor Authored 2026-05-27

Vendor advisory: security@apache.org — https://subversion.apache.org/security/CVE-2016-8734-advisory.txt

OS impact
OSVersionStatusFixed in
suse slesaffected
debian debian8.0affected
debian debian9.0affected
debian debianbookwormfixed1.9.5-1
debian debianbullseyefixed1.9.5-1
debian debianforkyfixed1.9.5-1
debian debiansidfixed1.9.5-1
debian debiantrixiefixed1.9.5-1

Application impact
VendorProductVersionsFixed
apache apachesubversion1.4.0
apache apachesubversion1.4.1
apache apachesubversion1.4.2
apache apachesubversion1.4.3
apache apachesubversion1.4.4
apache apachesubversion1.4.5
apache apachesubversion1.4.6
apache apachesubversion1.5.0
apache apachesubversion1.5.1
apache apachesubversion1.5.2
apache apachesubversion1.5.3
apache apachesubversion1.5.4
apache apachesubversion1.5.5
apache apachesubversion1.5.6
apache apachesubversion1.5.7
apache apachesubversion1.5.8
apache apachesubversion1.6.0
apache apachesubversion1.6.1
apache apachesubversion1.6.2
apache apachesubversion1.6.3
apache apachesubversion1.6.4
apache apachesubversion1.6.5
apache apachesubversion1.6.6
apache apachesubversion1.6.7
apache apachesubversion1.6.8
apache apachesubversion1.6.9
apache apachesubversion1.6.10
apache apachesubversion1.6.11
apache apachesubversion1.6.12
apache apachesubversion1.6.13
apache apachesubversion1.6.14
apache apachesubversion1.6.15
apache apachesubversion1.6.16
apache apachesubversion1.6.17
apache apachesubversion1.6.18
apache apachesubversion1.6.19
apache apachesubversion1.6.20
apache apachesubversion1.6.21
apache apachesubversion1.6.23
apache apachesubversion1.7.0
apache apachesubversion1.7.1
apache apachesubversion1.7.2
apache apachesubversion1.7.3
apache apachesubversion1.7.4
apache apachesubversion1.7.5
apache apachesubversion1.7.6
apache apachesubversion1.7.7
apache apachesubversion1.7.8
apache apachesubversion1.7.9
apache apachesubversion1.7.10
apache apachesubversion1.7.11
apache apachesubversion1.7.12
apache apachesubversion1.7.13
apache apachesubversion1.7.14
apache apachesubversion1.7.15
apache apachesubversion1.7.16
apache apachesubversion1.7.17
apache apachesubversion1.7.18
apache apachesubversion1.7.19
apache apachesubversion1.7.20
apache apachesubversion1.8.0
apache apachesubversion1.8.1
apache apachesubversion1.8.2
apache apachesubversion1.8.3
apache apachesubversion1.8.4
apache apachesubversion1.8.5
apache apachesubversion1.8.6
apache apachesubversion1.8.7
apache apachesubversion1.8.8
apache apachesubversion1.8.9
apache apachesubversion1.8.10
apache apachesubversion1.8.11
apache apachesubversion1.8.12
apache apachesubversion1.8.13
apache apachesubversion1.8.14
apache apachesubversion1.8.15
apache apachesubversion1.8.16
apache apachesubversion1.9.0
apache apachesubversion1.9.1
apache apachesubversion1.9.2
apache apachesubversion1.9.3
apache apachesubversion1.9.4

References

CWEs

CWE-400

Verify integrity in audit chain (admin only). AS-IS.