CVE-2016-8734
Published: October 16, 2017Last modified: November 9, 2023
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | subversion | Not affected (1.14.2-r5) |
| Stream | subversion | Not affected (1.14.2-r12) |
References
- http://www.debian.org/security/2017/dsa-3932
- http://www.securityfocus.com/bid/94588
- http://www.securitytracker.com/id/1037361
- https://lists.apache.org/thread.html/7798f5cda1b2a3c70db4be77694b12dec8fcc1a441b00009d44f0e09%40%3Cannounce.apache.org%3E
- https://subversion.apache.org/security/CVE-2016-8734-advisory.txt
- https://www.oracle.com/security-alerts/cpuoct2020.html