CVE-2012-4661: Buffer Overflow
Stack-based buffer overflow in the DCERPC inspection engine on Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module (ASASM) in Cisco Catalyst 6500 series devices, with software 8.3 before 8.3(2.34), 8.4 before 8.4(4.4), 8.5 before 8.5(1.13), and 8.6 before 8.6(1.3) and the Firewall Services Module (FWSM) 4.1 before 4.1(9) in Cisco Catalyst 6500 series switches and 7600 series routers might allow remote attackers to execute arbitrary code via a crafted DCERPC packet, aka Bug IDs CSCtr21359 and CSCtr27522.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2012-4661?
CVE-2012-4661 is rated as critical due to the potential for a remote attacker to execute arbitrary code.
How do I fix CVE-2012-4661?
To mitigate CVE-2012-4661, upgrade Cisco Adaptive Security Appliances to a version that is 8.3(2.34) or later, or 8.4(4.4) or later.
What devices are affected by CVE-2012-4661?
CVE-2012-4661 affects Cisco Adaptive Security Appliances (ASA) 5500 series and the ASA Services Module (ASASM) on Catalyst 6500 series devices.
Can CVE-2012-4661 be exploited remotely?
Yes, CVE-2012-4661 can be exploited remotely without authentication.
Is there a workaround for CVE-2012-4661?
There are no effective workarounds for CVE-2012-4661, the best approach is to apply the software update.