CVE-2009-4921: Input Validation
Published Jun 29, 2010
·Updated
Cisco Adaptive Security Appliances (ASA) 5580 series devices with software before 8.1(2) allow remote attackers to cause a denial of service (traceback) via malformed TCP packets, aka Bug ID CSCsm84110.
Affected Software
1 affected component
Cisco Asa 5580<=8.1\(1\)
Remediation
Event History
Jun 29, 2010
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2009-4921?
CVE-2009-4921 is classified as a Denial of Service (DoS) vulnerability.
2
How do I fix CVE-2009-4921?
To fix CVE-2009-4921, upgrade the Cisco Adaptive Security Appliance software to version 8.1(2) or later.
3
What devices are affected by CVE-2009-4921?
CVE-2009-4921 affects Cisco ASA 5580 series devices running software versions up to and including 8.1(1).
4
Can CVE-2009-4921 be exploited remotely?
Yes, CVE-2009-4921 can be exploited remotely by attackers sending malformed TCP packets.
5
What is the impact of CVE-2009-4921?
The impact of CVE-2009-4921 is that it can lead to a denial of service condition on affected Cisco ASA devices.