CVE-2025-3495

COMMGR - Insufficient Randomization Authentication Bypass

Published Apr 16, 2025 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
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.

Remediation

Vendor Solution

Users are recommended to download and upgrade to COMMGR v2.10.0 or later.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-11466 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.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title COMMGR - Insufficient Randomization Authentication Bypass
Weaknesses CWE-338
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Deltaww
Published
Updated
Aug 19, 2025, 12:11 AM
Reserved
Apr 10, 2025, 6:21 AM
Status
Deferred
Published
Apr 16, 2025, 3:15 AM
Modified
Jun 17, 2026, 9:20 AM