CVE Vulnerabilities

CVE-2019-6594

Loop with Unreachable Exit Condition ('Infinite Loop')

Published: Feb 26, 2019 | Modified: Aug 24, 2020
CVSS 3.x
5.9
MEDIUM
Source:
NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

On BIG-IP 11.5.1-11.6.3.2, 12.1.3.4-12.1.3.7, 13.0.0 HF1-13.1.1.1, and 14.0.0-14.0.0.2, Multi-Path TCP (MPTCP) does not protect against multiple zero length DATA_FINs in the reassembly queue, which can lead to an infinite loop in some circumstances.

Weakness

The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Software

Name Vendor Start Version End Version
Big-ip_access_policy_manager F5 11.5.3 (including) 11.6.3.2 (including)
Big-ip_access_policy_manager F5 12.1.3.4 (including) 12.1.3.7 (including)
Big-ip_access_policy_manager F5 13.0.1 (including) 13.1.1.1 (including)
Big-ip_access_policy_manager F5 14.0.0 (including) 14.0.0.2 (including)
Big-ip_access_policy_manager F5 13.0.0-hf1 (including) 13.0.0-hf1 (including)
Big-ip_access_policy_manager F5 13.0.0-hf2 (including) 13.0.0-hf2 (including)
Big-ip_access_policy_manager F5 13.0.0-hf3 (including) 13.0.0-hf3 (including)

References