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CVE-2011-3274

6.1 · MEDIUM

Unspecified vulnerability in Cisco IOS 12.2SRE before 12.2(33)SRE4, 15.0, and 15.1, and IOS XE 2.1.x through 3.3.x, when an MPLS domain is configured, allows remote attackers to cause a denial of s…

Published Oct 3, 2011ciscoEPSS 0.74%

Overview

CVE-2011-3274 is a medium-severity vulnerability affecting cisco ios. It was published on October 3, 2011 and has a CVSS 2.0 base score of 6.1 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.1, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Unspecified vulnerability in Cisco IOS 12.2SRE before 12.2(33)SRE4, 15.0, and 15.1, and IOS XE 2.1.x through 3.3.x, when an MPLS domain is configured, allows remote attackers to cause a denial of service (device crash) via a crafted IPv6 packet, related to an expired MPLS TTL, aka Bug ID CSCto07919.

Remediation

Check the references section for vendor advisories and patches from cisco. Update ios to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reftools.cisco.com/security/center/viewAlert.x?alertId=24125Refwww.cisco.com/en/US/products/products_security_advisory09186a0080b95d52.shtmlReftools.cisco.com/security/center/viewAlert.x?alertId=24125Refwww.cisco.com/en/US/products/products_security_advisory09186a0080b95d52.shtml

How CyberStrike helps

Frequently asked questions

What is CVE-2011-3274?

CVE-2011-3274 is a medium-severity vulnerability affecting cisco ios. It was published on October 3, 2011 and has a CVSS 2.0 base score of 6.1 (MEDIUM).

How severe is CVE-2011-3274?

This vulnerability has a CVSS 2.0 base score of 6.1, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-3274?

Check the references section for vendor advisories and patches from cisco. Update ios to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-3274?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-3274 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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