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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.016 (75.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.016 · change: +0.005
Affected products
- Sysax Multi Server — versions 6.10
- Sysax Software Multi-Server — versions 6.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.mattandreko.com/2013/04/08/sysax-multi-server-6.10-ssh-dos/ (Exploit, technical-description, Third Party Advisory, exploit)
- raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/… (Exploit, exploit)
- www.sysax.com/ (Product, product)
- www.vulncheck.com/advisories/sysax-multi-server-sshd-key-exchange-dos (Third Party Advisory, third-party-advisory)
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.