Sysax Multi Server 6.99 is vulnerable to a denial of service (DoS) condition when…
Priority HIGH 72CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-400.
Summary
Sysax Multi Server 6.99 is vulnerable to a denial of service (DoS) condition when processing specially crafted SSH packets.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00529 45th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-53458
- 2026-10-03 Alias added: GHSA-6mpm-xvfm-qh84
References
More Sysax Multi Server vulnerabilities
- TI-2012-05483 Sysax Multi Server < 5.55 SSH Username Buffer Overflow CVSS 4.0CRITICAL 9.3
- TI-2013-06205 Sysax Multi-Server <= 6.10 SSHD Key Exchange DoS CVSS 4.0HIGH 8.7
- TI-2012-05248 Stack-based buffer overflow in Sysax Multi Server before 5.52, when HTTP is enabled… CVSS 2.0HIGH 7.1
- TI-2024-35808 Sysax Multi Server 6.99 is vulnerable to Cross Site Scripting (XSS) via the /scgi?sid parameter. CVSS 3.1MEDIUM 6.1
- TI-2023-30611 Sysax Multi Server 6.95 - 'Password' Denial of Service (PoC) CVSS 4.0MEDIUM 5.1
- TI-2009-04546 Multiple directory traversal vulnerabilities in Sysax Multi Server 4.5 allow remote… CVSS 2.0HIGH 9.0
Sources
- CVE-2024-53458 · CVE Program
- CVE-2024-53458 · NVD
- FIRST EPSS
- GHSA-6mpm-xvfm-qh84 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences