VulnerabilityDeferred

CVE-2025-3495

An attacker could easily brute force a session ID and load and execute arbitrary code.

CRITICAL 9.8EPSS 0.72%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Delta Electronics COMMGR v1 and v2 uses insufficiently randomized values to generate session IDs (CWE-338). An attacker could easily brute force a session ID and load and execute arbitrary code.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.72% probability · 52th percentile
CISA KEV: Not listed
Weakness: CWE-338
Source: 759f5e80-c8e1-4224-bead-956d7b33c98b

References

https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2025-00005_COMMGR%20-%20Insufficient%20Randomization%20Authentication%20Bypass_v1.pdf
https://www.cisa.gov/news-events/ics-advisories/icsa-25-105-07

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