Input validation error in BIG-IP ASM - CVE-2021-23010

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Main Vulnerability Database Vulnerabilities #VU52746

Input validation error in BIG-IP ASM - CVE-2021-23010

Published: April 29, 2021


Vulnerability identifier: #VU52746
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-23010
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
BIG-IP ASM
Software vendor:
F5 Networks

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when processing WebSocket requests with JSON payloads using the default JSON content profile in the ASM security policy. A remote attacker can pass specially crafted input to the system and crash the BIG-IP ASM bd process.


Remediation

Install updates from vendor's website.

External links