CVE-2020-5926 — Improper Resource Shutdown or Release in F5 Big-ip Access Policy Manager

CWE-404 — Improper Resource Shutdown or Release4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.8%
top 25.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
11
F5 Big-ip Access Policy ManagerF5 Big-ip Advanced Firewall ManagerF5 Big-ip Analytics+8 more
Timeline
PublishedAug 26
Latest updateMay 24

Description

In BIG-IP versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, and 14.1.0-14.1.2.6, a BIG-IP virtual server with a Session Initiation Protocol (SIP) ALG profile, parsing SIP messages that contain a multi-part MIME payload with certain boundary strings can cause TMM to free memory to the wrong cache.

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 Packages12 packages

▶NVDf5/big-ip_analytics14.1.0 — 14.1.2.7+2
▶NVDf5/big-ip_link_controller14.1.0 — 14.1.2.7+2
▶NVDf5/big-ip_domain_name_system14.1.0 — 14.1.2.7+2
▶NVDf5/big-ip_access_policy_manager14.1.0 — 14.1.2.7+2
▶NVDf5/big-ip_local_traffic_manager14.1.0 — 14.1.2.7+2

🔴Vulnerability Details

2
GHSA
GHSA-8534-5wx9-rc44: In BIG-IP versions 15↗2022-05-24
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CVEList
CVE-2020-5926: In BIG-IP versions 15↗2020-08-26
▶

📋Vendor Advisories

1
F5
CVE-2020-5926: In BIG-IP versions 15↗2020-08-26
▶
CVE-2020-5926 — Improper Resource Shutdown or Release | cvebase