What is the severity of CVE-2014-2111?

CVE-2014-2111 is classified as a high severity vulnerability due to its ability to cause a denial of service on affected devices.

How do I fix CVE-2014-2111?

To mitigate CVE-2014-2111, upgrade your Cisco IOS device to a version that addresses this vulnerability.

Which versions of Cisco IOS are affected by CVE-2014-2111?

CVE-2014-2111 affects Cisco IOS versions 12.2 through 12.4 and 15.0 through 15.4.

What is the impact of CVE-2014-2111?

The impact of CVE-2014-2111 is a denial of service that can lead to device reloads when processing specially crafted DNS packets.

Can CVE-2014-2111 be exploited remotely?

Yes, CVE-2014-2111 can be exploited remotely by attackers who send crafted DNS packets to the affected device.

Vulnerability/
CVE-2014-2111

high

7.1

CWE

27/3/2014

6/8/2024

CVE-2014-2111: Input Validation

First published: Thu Mar 27 2014(Updated: )

The Application Layer Gateway (ALG) module in Cisco IOS 12.2 through 12.4 and 15.0 through 15.4, when NAT is used, allows remote attackers to cause a denial of service (device reload) via crafted DNS packets, aka Bug ID CSCue00996.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco IOS	=12.2
Cisco IOS	=12.3
Cisco IOS	=12.4
Cisco IOS	=15.0
Cisco IOS	=15.1
Cisco IOS	=15.2
Cisco IOS	=15.3
Cisco IOS	=15.4

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2014-2111?
CVE-2014-2111 is classified as a high severity vulnerability due to its ability to cause a denial of service on affected devices.
How do I fix CVE-2014-2111?
To mitigate CVE-2014-2111, upgrade your Cisco IOS device to a version that addresses this vulnerability.
Which versions of Cisco IOS are affected by CVE-2014-2111?
CVE-2014-2111 affects Cisco IOS versions 12.2 through 12.4 and 15.0 through 15.4.
What is the impact of CVE-2014-2111?
The impact of CVE-2014-2111 is a denial of service that can lead to device reloads when processing specially crafted DNS packets.
Can CVE-2014-2111 be exploited remotely?
Yes, CVE-2014-2111 can be exploited remotely by attackers who send crafted DNS packets to the affected device.

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vendor/cisco
canonical/cisco ios
version/cisco ios/12.2
version/cisco ios/12.3
version/cisco ios/12.4
version/cisco ios/15.0
version/cisco ios/15.1
version/cisco ios/15.2
version/cisco ios/15.3
version/cisco ios/15.4

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