CVE-2019-6671 — Missing Release of Memory after Effective Lifetime in F5 Big-ip Access Policy Manager

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-772 — Missing Release of Resource after Effective Lifetime5 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.9%
top 24.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
13
F5 Big-ip Access Policy ManagerF5 Big-ip Advanced Firewall ManagerF5 Big-ip Analytics+10 more
Timeline
PublishedNov 27
Latest updateMay 24

Description

On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2, 14.0.0-14.0.1, and 13.1.0-13.1.3.1, under certain conditions tmm may leak memory when processing packet fragments, leading to resource starvation.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages14 packages

▶NVDf5/big-ip_analytics13.1.0 — 13.1.3.1+3
▶NVDf5/big-ip_edge_gateway13.1.0 — 13.1.3.1+3
▶NVDf5/big-ip_webaccelerator13.1.0 — 13.1.3.1+3
▶NVDf5/big-ip_link_controller13.1.0 — 13.1.3.1+3
▶NVDf5/big-ip_domain_name_system13.1.0 — 13.1.3.1+3

🔴Vulnerability Details

2
GHSA
GHSA-x2gh-jj85-3r25: On BIG-IP 15↗2022-05-24
▶
CVEList
CVE-2019-6671: On BIG-IP 15↗2019-11-27
▶

💥Exploits & PoCs

1
Exploit-DB
McAfee ePO 5.9.1 - Registered Executable Local Access Bypass↗2019-03-08
▶

📋Vendor Advisories

1
F5
CVE-2019-6671: On BIG-IP 15↗2019-11-27
▶
CVE-2019-6671 — F5 vulnerability | cvebase