VulnerabilityDeferred

CVE-2025-11534

The affected Raisecom devices allow SSH sessions to be established without completing user authentication.

CRITICAL 9.3EPSS 0.80%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The affected Raisecom devices allow SSH sessions to be established without completing user authentication. This could allow attackers to gain shell access without valid credentials.

CVSS 4.0: 9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.80% probability · 54th percentile
CISA KEV: Not listed
Weakness: CWE-288
Source: ics-cert@hq.dhs.gov

References

https://www.cisa.gov/news-events/ics-advisories/icsa-25-294-06
https://www.runzero.com/advisories/raisecom-ssh-bypass-cve-2025-11534/

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.