What is CVE-2001-1183?

CVE-2001-1183 is a vulnerability in the PPTP implementation of Cisco IOS 12.1 and 12.2 that allows remote attackers to cause a denial of service by sending a malformed packet.

What versions of Cisco IOS are affected by CVE-2001-1183?

Cisco IOS versions 12.1e, 12.1ya, 12.1yd, 12.2xe, 12.2xh, 12.1t, 12.2t, 12.1ez, 12.2xd, 12.2xq, 12.2, 12.1yc, and 12.2xa are affected by CVE-2001-1183.

How do I mitigate CVE-2001-1183?

To mitigate CVE-2001-1183, you should upgrade your Cisco IOS to a non-vulnerable version based on the latest security advisories from Cisco.

What is the impact of CVE-2001-1183 on network security?

The impact of CVE-2001-1183 is a denial of service condition that can disrupt network services and affect overall network availability.

Is there a patch available for CVE-2001-1183?

Yes, Cisco provides patches and guidance to fix CVE-2001-1183, which can be implemented by upgrading to a secure version of IOS.

Vulnerability/
CVE-2001-1183

medium

CWE

NVD-CWE-Other

12/7/2001

25/6/2002

8/8/2024

CVE-2001-1183

First published: Thu Jul 12 2001(Updated: )

PPTP implementation in Cisco IOS 12.1 and 12.2 allows remote attackers to cause a denial of service (crash) via a malformed packet.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
Cisco IOS	=12.1e
Cisco IOS	=12.1ya
Cisco IOS	=12.1yd
Cisco IOS	=12.2xe
Cisco IOS	=12.2xh
Cisco IOS	=12.1t
Cisco IOS	=12.2t
Cisco IOS	=12.1ez
Cisco IOS	=12.2xd
Cisco IOS	=12.2xq
Cisco IOS	=12.2
Cisco IOS	=12.1yc
Cisco IOS	=12.2xa

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2001-1183?
CVE-2001-1183 is a vulnerability in the PPTP implementation of Cisco IOS 12.1 and 12.2 that allows remote attackers to cause a denial of service by sending a malformed packet.
What versions of Cisco IOS are affected by CVE-2001-1183?
Cisco IOS versions 12.1e, 12.1ya, 12.1yd, 12.2xe, 12.2xh, 12.1t, 12.2t, 12.1ez, 12.2xd, 12.2xq, 12.2, 12.1yc, and 12.2xa are affected by CVE-2001-1183.
How do I mitigate CVE-2001-1183?
To mitigate CVE-2001-1183, you should upgrade your Cisco IOS to a non-vulnerable version based on the latest security advisories from Cisco.
What is the impact of CVE-2001-1183 on network security?
The impact of CVE-2001-1183 is a denial of service condition that can disrupt network services and affect overall network availability.
Is there a patch available for CVE-2001-1183?
Yes, Cisco provides patches and guidance to fix CVE-2001-1183, which can be implemented by upgrading to a secure version of IOS.

collector/nvd-historical
collector/nvd-index
agent/type
agent/first-publish-date
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/author
agent/weakness
agent/severity
agent/references
agent/remedy
agent/last-modified-date
agent/description
agent/event
agent/tags
agent/source
vendor/cisco
canonical/cisco ios
version/cisco ios/12.1e
version/cisco ios/12.1ya
version/cisco ios/12.1yd
version/cisco ios/12.2xe
version/cisco ios/12.2xh
version/cisco ios/12.1t
version/cisco ios/12.2t
version/cisco ios/12.1ez
version/cisco ios/12.2xd
version/cisco ios/12.2xq
version/cisco ios/12.2
version/cisco ios/12.1yc
version/cisco ios/12.2xa

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Frequently Asked Questions

What is CVE-2001-1183?
CVE-2001-1183 is a vulnerability in the PPTP implementation of Cisco IOS 12.1 and 12.2 that allows remote attackers to cause a denial of service by sending a malformed packet.
What versions of Cisco IOS are affected by CVE-2001-1183?
Cisco IOS versions 12.1e, 12.1ya, 12.1yd, 12.2xe, 12.2xh, 12.1t, 12.2t, 12.1ez, 12.2xd, 12.2xq, 12.2, 12.1yc, and 12.2xa are affected by CVE-2001-1183.
How do I mitigate CVE-2001-1183?
To mitigate CVE-2001-1183, you should upgrade your Cisco IOS to a non-vulnerable version based on the latest security advisories from Cisco.
What is the impact of CVE-2001-1183 on network security?
The impact of CVE-2001-1183 is a denial of service condition that can disrupt network services and affect overall network availability.
Is there a patch available for CVE-2001-1183?
Yes, Cisco provides patches and guidance to fix CVE-2001-1183, which can be implemented by upgrading to a secure version of IOS.

CVE-2001-1183

Remedy

Remedy

Remedy

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2001-1183?

What versions of Cisco IOS are affected by CVE-2001-1183?

How do I mitigate CVE-2001-1183?

What is the impact of CVE-2001-1183 on network security?

Is there a patch available for CVE-2001-1183?

Company

Resources

Contact

Frequently Asked Questions

What is CVE-2001-1183?

What versions of Cisco IOS are affected by CVE-2001-1183?

How do I mitigate CVE-2001-1183?

What is the impact of CVE-2001-1183 on network security?

Is there a patch available for CVE-2001-1183?