SB2020011311 - Red Hat update for rabbitmq-server
Published: January 13, 2020
Security Bulletin ID
SB2020011311
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) Input validation error (CVE-ID: CVE-2019-11287)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input passed via the "X-Reason" HTTP Header. A remote attacker can inject a malicious Erlang format string into the "X-Reason" HTTP Header that once expanded will consume the heap, resulting in the server crashing.
Remediation
Install update from vendor's website.