Input validation error in BIG-IP LTM - CVE-2018-17539
Published: January 2, 2019
Vulnerability identifier: #VU16778
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-17539
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: F5 Networks
Affected software:
BIG-IP LTM
BIG-IP LTM
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists in BGP daemon (bgpd) due to insufficient validation of user-supplied input. A remote attacker can perform a denial of service attack via an autonomous system (AS) path containing 8 or more autonomous system number (ASN) elements.
How to mitigate CVE-2018-17539
Install update from vendor's website.