TI-2018-07018 Aliases CVE-2018-9853 GHSA-36w9-v5c5-w4rg

Insecure access control in freeSSHd version 1.3.1 allows attackers to obtain the…

MEDIUM 45CWE-269Published 2018-07-10 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Privilege escalation
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-269.

Summary

Insecure access control in freeSSHd version 1.3.1 allows attackers to obtain the privileges of the freesshd.exe process by leveraging the ability to login to an unprivileged account on the server.

Why it matters now

EPSS 0.01287 70th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

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

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:freesshd:freesshd:1.3.1:::::::*	1.3.1	Vulnerable	Freesshd

cpe:2.3:a:freesshd:freesshd:1.3.1:*:*:*:*:*:*:* Versions 1.3.1 Vulnerable ·Freesshd

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-9853
2026-10-03 Alias added: GHSA-36w9-v5c5-w4rg

References

Other 1

https://medium.com/%40TheWindowsTwin/vulnerability-in-freesshd-5a0abc147d7a

TI-2024-00664 freeSSHd denial of service CVSS 3.1HIGH 7.5
TI-2006-02343 Stack-based buffer overflow in (1) WeOnlyDo wodSSHServer ActiveX Component 1.2.7 and… CVSS 2.0HIGH 7.5
TI-2012-05030 freeSSHd.exe in freeSSHd through 1.2.6 allows remote attackers to bypass authentication… CVSS 2.0HIGH 9.3
TI-2008-04545 Stack-based buffer overflow in freeSSHd 1.2.1 allows remote authenticated users to cause… CVSS 2.0HIGH 9.0
TI-2008-06587 Multiple buffer overflows in freeSSHd 1.2.1 allow remote authenticated users to cause a… CVSS 2.0HIGH 9.0
TI-2008-02464 Stack-based buffer overflow in SFTP in freeSSHd 1.2.1 allows remote authenticated users… CVSS 2.0HIGH 8.5

See all 9 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences