Vulnerability Description
On BIG-IP (ASM) 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, Application logic abuse of ASM REST endpoints can lead to instability of BIG-IP system. Exploitation of this issue causes excessive memory consumption which results in the Linux kernel triggering OOM killer on arbitrary processes. The attack requires an authenticated user with role of "Guest" or greater privilege. Note: "No Access" cannot login so technically it's a role but a user with this access role cannot perform the attack.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Application Security Manager | >= 12.1.0, < 12.1.4.1 |
References
- http://www.securityfocus.com/bid/109091Third Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K29149494Vendor Advisory
- http://www.securityfocus.com/bid/109091Third Party AdvisoryVDB Entry
- https://support.f5.com/csp/article/K29149494Vendor Advisory
FAQ
What is CVE-2019-6637?
CVE-2019-6637 is a vulnerability with a CVSS score of 6.5 (MEDIUM). On BIG-IP (ASM) 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, and 12.1.0-12.1.4, Application logic abuse of ASM REST endpoints can lead to instability of BIG-IP system. Exploitation of this issue...
How severe is CVE-2019-6637?
CVE-2019-6637 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-6637?
Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Application Security Manager.