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CVE-2007-2813

7.8 · HIGH

Cisco IOS 12.4 and earlier, when using the crypto packages and SSL support is enabled, allows remote attackers to cause a denial of service via a malformed (1) ClientHello, (2) ChangeCipherSpec, or…

Published May 22, 2007ciscoEPSS 3.41%

Overview

CVE-2007-2813 is a high-severity vulnerability affecting cisco ios_transmission_control_protocol. It was published on May 22, 2007 and has a CVSS 2.0 base score of 7.8 (HIGH).

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Cisco IOS 12.4 and earlier, when using the crypto packages and SSL support is enabled, allows remote attackers to cause a denial of service via a malformed (1) ClientHello, (2) ChangeCipherSpec, or (3) Finished message during an SSL session.

Remediation

Check the references section for vendor advisories and patches from cisco. Update ios_transmission_control_protocol 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

Refsecunia.com/advisories/25361Refwww.cisco.com/en/US/products/products_security_advisory09186a0080847c49.shtmlRefwww.osvdb.org/35339Refwww.securityfocus.com/bid/24097Refwww.securitytracker.com/id?1018094Refwww.vupen.com/english/advisories/2007/1910Refexchange.xforce.ibmcloud.com/vulnerabilities/34432Refexchange.xforce.ibmcloud.com/vulnerabilities/34436Refexchange.xforce.ibmcloud.com/vulnerabilities/34442Refoval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5745

How CyberStrike helps

Frequently asked questions

What is CVE-2007-2813?

CVE-2007-2813 is a high-severity vulnerability affecting cisco ios_transmission_control_protocol. It was published on May 22, 2007 and has a CVSS 2.0 base score of 7.8 (HIGH).

How severe is CVE-2007-2813?

This vulnerability has a CVSS 2.0 base score of 7.8, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2007-2813?

Check the references section for vendor advisories and patches from cisco. Update ios_transmission_control_protocol 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-2007-2813?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2007-2813 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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