Go to homepageCyberStrike

Menu

Star on GitHub · 3.2k
Sign inDownload

CVE-2013-6693

5.4 · MEDIUM

The MLDP implementation in Cisco IOS 15.3(3)S and earlier on 7600 routers, when many VRFs are configured, allows remote attackers to cause a denial of service (chunk corruption and device reload) b…

Published Nov 22, 2013ciscoCWE-119EPSS 1.13%

Overview

CVE-2013-6693 is a medium-severity vulnerability affecting cisco ios. It was published on November 22, 2013 and has a CVSS 2.0 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

The MLDP implementation in Cisco IOS 15.3(3)S and earlier on 7600 routers, when many VRFs are configured, allows remote attackers to cause a denial of service (chunk corruption and device reload) by establishing many multicast flows, aka Bug ID CSCue22345.

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
ciscoios0Affected

References

Reftools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6693Reftools.cisco.com/security/center/viewAlert.x?alertId=31861Reftools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6693Reftools.cisco.com/security/center/viewAlert.x?alertId=31861

How CyberStrike helps

Frequently asked questions

What is CVE-2013-6693?

CVE-2013-6693 is a medium-severity vulnerability affecting cisco ios. It was published on November 22, 2013 and has a CVSS 2.0 base score of 5.4 (MEDIUM).

How severe is CVE-2013-6693?

This vulnerability has a CVSS 2.0 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-6693?

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-2013-6693?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-6693 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.

Related MEDIUM CVEs from 2013

View all
Browse by year2026202520242023202220212020201920182017201620152014201320122011201020092008200720062005200420032002200120001999