What is the severity of CVE-2009-4921?

CVE-2009-4921 is classified as a Denial of Service (DoS) vulnerability.

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.

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).

Can CVE-2009-4921 be exploited remotely?

Yes, CVE-2009-4921 can be exploited remotely by attackers sending malformed TCP packets.

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.

Vulnerability/
CVE-2009-4921

high

7.8

CWE

29/6/2010

17/9/2024

CVE-2009-4921: Input Validation

First published: Tue 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.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Cisco ASA 5580	<=8.1\(1\)

Remedy

http://www.cisco.com/en/US/docs/security/asa/asa81/release/notes/asarn812.html

Never miss a vulnerability like this again

Reference Links

http://www.cisco.com/en/US/docs/security/asa/asa81/release/notes/asarn812.html

Frequently Asked Questions

What is the severity of CVE-2009-4921?
CVE-2009-4921 is classified as a Denial of Service (DoS) vulnerability.
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.
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).
Can CVE-2009-4921 be exploited remotely?
Yes, CVE-2009-4921 can be exploited remotely by attackers sending malformed TCP packets.
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.

agent/type
agent/softwarecombine
agent/severity
agent/references
agent/author
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agent/remedy
agent/description
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/event
agent/first-publish-date
agent/source
agent/tags
collector/nvd-historical
agent/software-canonical-lookup-request
collector/nvd-index
vendor/cisco
canonical/cisco asa 5580
version/cisco asa 5580/8.1\(1\)

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Frequently Asked Questions

What is the severity of CVE-2009-4921?
CVE-2009-4921 is classified as a Denial of Service (DoS) vulnerability.
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.
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).
Can CVE-2009-4921 be exploited remotely?
Yes, CVE-2009-4921 can be exploited remotely by attackers sending malformed TCP packets.
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.