TI-2015-06590 Aliases CVE-2015-7923 GHSA-35hv-m5vp-r3wp

Westermo WeOS before 4.19.0 uses the same SSL private key across different customers'…

MEDIUM 41CWE-310Published 2016-01-30 · Updated 2024-08-06

Key facts

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

Attack profile from CVSS 3.0 · NVD. Fix status from CNA.

Summary

Westermo WeOS before 4.19.0 uses the same SSL private key across different customers' installations, which makes it easier for man-in-the-middle attackers to defeat cryptographic protection mechanisms by leveraging knowledge of a key.

Why it matters now

EPSS 0.01206 68th 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:o:westermo:weos:4.18.0:::::::*	4.18.0	Vulnerable	Westermo

cpe:2.3:o:westermo:weos:4.18.0:*:*:*:*:*:*:* Versions 4.18.0 Vulnerable ·Westermo

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2015-7923
2026-10-03 Alias added: GHSA-35hv-m5vp-r3wp

References

Advisory 1

https://ics-cert.us-cert.gov/advisories/ICSA-16-028-01

Sources

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