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CVE-2013-10065

7.5 · HIGH

A denial-of-service vulnerability exists in Sysax Multi-Server version 6.10 via its SSH daemon.

Published Aug 5, 2025CWE-248EPSS 1.70%

Overview

CVE-2013-10065 is a high-severity vulnerability. It was published on August 5, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A denial-of-service vulnerability exists in Sysax Multi-Server version 6.10 via its SSH daemon. A specially crafted SSH key exchange packet can trigger a crash in the service, resulting in loss of availability. The flaw is triggered during the handling of malformed key exchange data, including a non-standard byte (\x28) in place of the expected SSH protocol delimiter.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refraw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/dos/windows/ssh/sysax_sshd_kexchange.rbRefwww.mattandreko.com/2013/04/08/sysax-multi-server-6.10-ssh-dos/Refwww.sysax.com/Refwww.vulncheck.com/advisories/sysax-multi-server-sshd-key-exchange-dosRefraw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/dos/windows/ssh/sysax_sshd_kexchange.rbRefwww.mattandreko.com/2013/04/08/sysax-multi-server-6.10-ssh-dos/

How CyberStrike helps

Frequently asked questions

What is CVE-2013-10065?

CVE-2013-10065 is a high-severity vulnerability. It was published on August 5, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2013-10065?

This vulnerability has a CVSS 3.1 base score of 7.5, 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-2013-10065?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2013-10065?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-10065 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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