SB2017020664 - Amazon Linux AMI update for subversion, mod_dav_svn
Published: February 6, 2017
Security Bulletin ID
SB2017020664
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource exhaustion (CVE-ID: CVE-2016-8734)
The vulnerability allows a remote authenticated user to perform a denial of service (DoS) attack.
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.
Remediation
Install update from vendor's website.