QID 375957

Date Published: 2021-10-14

QID 375957: F5 BIG-IP Application Security Manager (ASM), Local Traffic Manager (LTM), Access Policy Manager (APM) glibc Vulnerability (K68251873)

F5 BIG-IP ASM (Application Security Manager) is a flexible web application firewall that secures web applications in traditional, virtual, and private cloud environments.
F5 BIG-IP (LTM) Local Traffic Manager is the most popular module offered on F5 Networks BIG-IP platform. The real power of the LTM is it is a Full Proxy, allowing you to augment client and server side connections. All while making informed load balancing decisions on availability, performance, and persistence.
F5 BIG-IP Access Policy Manager (APM) is a secure, flexible, high-performance solution that provides unified global access to your network, cloud, and applications.

The iconv feature in the GNU C Library (aka glibc or libc6) through 2.32, when processing invalid multi-byte input sequences in the EUC-KR encoding, may have a buffer over-read. (CVE-2019-25013)

Vulnerable Component: BIG-IP ASM, APM, LTM

Affected Versions:
16.0.0 - 16.1.0
15.1.0 - 15.1.3
14.1.0 - 14.1.4
13.1.0 - 13.1.4
12.1.0 - 12.1.5
11.6.1 - 11.6.5

QID Detection Logic(Authenticated):
This QID checks for the vulnerable versions of F5 BIG-IP devices using the tmsh command.

A buffer over-read may lead to segmentation fault, causing system processes to stop responding and restart. The highest threat from this vulnerability is to system availability.

CVSS V3 rated as Medium - 5.9 severity.

CVSS V2 rated as High - 7.1 severity.

Solution

Vendor has released patch, for more information refer to K68251873

Vendor References

K68251873 - support.f5.com/csp/article/K68251873

CVEs related to QID 375957

CVE-2019-25013 |

Software Advisories

Advisory ID	Software	Component	Link
K68251873			support.f5.com/csp/article/K68251873

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