PT-2025-33329 · Cisco · Cisco Secure Firewall Threat Defense (Ftd)+2
T.Ve
·
Published
2025-08-14
·
Updated
2025-08-15
·
CVE-2025-20244
CVSS v3.1
7.7
High
| Vector | AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
Name of the Vulnerable Software and Affected Versions:
Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and Cisco Secure Firewall Threat Defense (FTD) Software (affected versions not specified)
Description:
A flaw exists in the Remote Access SSL VPN service that may allow a remote attacker with VPN access to trigger an unexpected device reload, leading to a denial of service (DoS) condition. The issue stems from insufficient error checking during the parsing of an HTTP header field value. An attacker can exploit this by sending a specially crafted HTTP request to the affected service.
Recommendations:
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
DoS
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Weakness Enumeration
Related Identifiers
Affected Products
Cisco Asa
Cisco Secure Firewall Asa
Cisco Secure Firewall Threat Defense (Ftd)