CVE-2018-5509 — Improper Input Validation in F5 Big-ip Local Traffic Manager

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.5HIGHNVD
EPSS
1.3%
top 19.97%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
F5 Big-ip Access Policy ManagerF5 Big-ip Advanced Firewall ManagerF5 Big-ip Application Acceleration Manager+5 more
Timeline
PublishedMar 22
Latest updateMay 14

Description

On F5 BIG-IP versions 13.0.0 or 12.1.0 - 12.1.3.1, when a specifically configured virtual server receives traffic of an undisclosed nature, TMM will crash and take the configured failover action, potentially causing a denial of service. The configuration which exposes this issue is not common and in general does not work when enabled in previous versions of BIG-IP. Starting in 12.1.0, BIG-IP will crash if the configuration which exposes this issue is enabled and the virtual server receives non T…

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages8 packages

▶NVDf5/big-ip_local_traffic_manager12.1.0 — 12.1.3.2+1
▶NVDf5/big-ip_link_controller12.1.0 — 12.1.3.2+1
▶NVDf5/big-ip_access_policy_manager12.1.0 — 12.1.3.2+1
▶NVDf5/big-ip_advanced_firewall_manager12.1.0 — 12.1.3.2+1
▶NVDf5/big-ip_policy_enforcement_manager12.1.0 — 12.1.3.2+1

🔴Vulnerability Details

2
GHSA
GHSA-wc9j-qv4j-w6v6: On F5 BIG-IP versions 13↗2022-05-14
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CVEList
CVE-2018-5509: On F5 BIG-IP versions 13↗2018-03-22
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📋Vendor Advisories

1
F5
CVE-2018-5509: On F5 BIG-IP versions 13↗2018-03-22
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CVE-2018-5509 — Improper Input Validation in F5 | cvebase