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Case File

CVE-2009-4420

HIGH · CVSS 7.8 EPSS 2.22%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-12-24 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects F5, BIG-IP. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2009-4420
Severity
HIGH
CVSS
7.8
EPSS
2.22%
F5 BIG-IP

Original NVD Description

Buffer overflow in the bd daemon in F5 Networks BIG-IP Application Security Manager (ASM) 9.4.4 through 9.4.7 and 10.0.0 through 10.0.1, and Protocol Security Manager (PSM) 9.4.5 through 9.4.7 and 10.0.0 through 10.0.1, allows remote attackers to cause a denial of service (crash) via unknown vectors. NOTE: some of these details are obtained from third party information.