#VU24218 Input validation error in RabbitMQ - CVE-2019-11287
Published: January 13, 2020
Vulnerability identifier: #VU24218
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-11287
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
RabbitMQ
RabbitMQ
Software vendor:
VMware, Inc
VMware, Inc
Description
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 updates from vendor's website.
External links
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EEQ6O7PMNJKYFMQYHAB55L423GYK63SO/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PYTGR3D5FW2O25RXZOTIZMOD2HAUVBE4/
- https://pivotal.io/security/cve-2019-11287