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CVE-2013-10065 – Sysax Multi-Server SSH Denial-of-Service Vulnerability

The following table lists the changes that have been made to the
CVE-2013-10065 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Aug. 05, 2025

    Action Type Old Value New Value
    Added 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-248
    Added Reference https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/dos/windows/ssh/sysax_sshd_kexchange.rb
    Added Reference https://www.mattandreko.com/2013/04/08/sysax-multi-server-6.10-ssh-dos/
    Added Reference https://www.sysax.com/
    Added Reference https://www.vulncheck.com/advisories/sysax-multi-server-sshd-key-exchange-dos
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