CVE-2005-4499 Information disclosure in n/a
Remote attackers can sniff cleartext RADIUS traffic to obtain hidden credentials, enabling unauthorized access to devices using Cisco Secure ACS.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2005-4499?
CVE-2005-4499 is a high-severity vulnerability in Cisco Adaptive Security Appliance Software, published on 22 Dec 2005. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Downloadable RADIUS ACLs feature in Cisco PIX and VPN 3000 concentrators, when creating an ACL on the Cisco Secure Access Control Server (CS ACS), generates a random internal name for an ACL that is also used as a hidden user name and password, which allows remote attackers to gain privileges by sniffing the username from the cleartext portion of a RADIUS session, then using the password to log in to another device that uses CS ACS.
Which versions are affected by CVE-2005-4499?
It affects 21 products.
Products include Cisco Adaptive Security Appliance Software, Cisco Pix Asa Ids, Cisco Pix Firewall, Cisco Pix Firewall 501, Cisco Pix Firewall 506, Cisco Pix Firewall 515 and 15 more.
How do I fix CVE-2005-4499?
No fix has been published for CVE-2005-4499 yet. Limit exposure of the affected software until one is available.
Is CVE-2005-4499 being exploited?
There is no known exploitation of CVE-2005-4499 in the wild and no public exploit code.
Other vulnerabilities in Cisco Adaptive Security Appliance Software
- CVE-2025-20333 Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Buffer Overflow
- CVE-2016-6366 Cisco Adaptive Security Appliance (ASA) SNMP Buffer Overflow
- CVE-2026-20349 Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection
- CVE-2024-20353 Cisco ASA and FTD Denial of Service
- CVE-2016-6367 Cisco Adaptive Security Appliance (ASA) CLI Remote Code Execution
All Cisco Adaptive Security Appliance Software vulnerabilities
Sources
Also known as GHSA-8cq5-h2jx-4m9x.