Medium severity · published Oct 16, 2017
CVE-2016-8734
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…
6.5
CVSS
6.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)6.4% · higher than 94% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
8.0; 9.0 · source: NVD
SU
Subversion · Apache
1.4.0; 1.4.1; 1.4.2; 1.4.3; 1.4.4; 1.4.5; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-8734
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-8734
Third Party Advisory
http://www.debian.org/security/2017/dsa-3932
Third Party Advisory
http://www.securityfocus.com/bid/94588
Third Party Advisory
http://www.securitytracker.com/id/1037361
lists.apache.org
https://lists.apache.org/thread.html/7798f5cda1b2a3c70db4be77694b12dec8fcc1a441b00009d44f0e09%40%3Cannounce.apache.org%3E
Issue Tracking
https://subversion.apache.org/security/CVE-2016-8734-advisory.txt
www.oracle.com
https://www.oracle.com/security-alerts/cpuoct2020.html
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