cbcvebase.
CVE-2024-20331
published 2024-10-23

CVE-2024-20331: A vulnerability in the session authentication functionality of the Remote Access SSL VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco…

PriorityP334medium5.9CVSS 3.1
AVNACHPRNUINSUCNINAH
EPSS
0.64%
46.6th percentile
A vulnerability in the session authentication functionality of the Remote Access SSL VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to prevent users from authenticating. This vulnerability is due to insufficient entropy in the authentication process. An attacker could exploit this vulnerability by determining the handle of an authenticating user and using it to terminate their authentication session. A successful exploit could allow the attacker to force a user to restart the authentication process, preventing a legitimate user from establishing remote access VPN sessions.

Affected

545 ranges· showing 25
VendorProductVersion rangeFixed in
ciscoadaptive_security_appliance_and_firepower_threat_defense
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software
ciscoadaptive_security_appliance_software

CVSS provenance

nvdv3.15.9MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
vendor_cisco6.8MEDIUM
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.