Resource management error in BIG-IP - CVE-2021-23013
Published: April 29, 2021
Vulnerability identifier: #VU52758
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-23013
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources in TMM when processing Stream Control Transmission Protocol (SCTP) traffic under certain conditions. A remote attacker can send specially crafted SCTP packets to the system and perform a denial of service (DoS) attack.
Affected software
BIG-IP
How to mitigate CVE-2021-23013
Install updates from vendor's website.
BIG-IP - addressed in versions 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.3, 16.0.1.1