CVE-2019-6637
Last modified
CVE-2019-6637 is a vulnerability of currently unknown severity. 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. EPSS estimates a 1.46% chance of exploitation in the next 30 days.
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.
Metrics
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Application Security Manager | >= 12.1.0, < 12.1.4.1 |
| F5 | Big-Ip Application Security Manager | >= 13.0.0, < 13.1.1.5 |
| F5 | Big-Ip Application Security Manager | >= 14.0.0, < 14.0.0.5 |
| F5 | Big-Ip Application Security Manager | >= 14.1.0, < 14.1.0.6 |
References
- http://www.securityfocus.com/bid/109091Third Party Advisory, VDB Entry
- https://support.f5.com/csp/article/K29149494Vendor Advisory
- http://www.securityfocus.com/bid/109091Third Party Advisory, VDB Entry
- https://support.f5.com/csp/article/K29149494Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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