Vulnerability in Sysax Multi Server

CVE-2013-10065

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.

EPSS: 0.011 (63.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2013-10065?
CVE-2013-10065 is a high-severity vulnerability in Sysax Multi Server, classified under CWE-248. CVSS score: 7.5/10. Published 2025-08-05.
How severe is CVE-2013-10065?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2013-10065 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.