BaseFortify

Publication date: 2025-11-06

Last updated on: 2025-11-10

Assigner: Devolutions Inc.

Description

Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.This does not bypass the target account MFA verification step. This issue affects the following versions : * Devolutions Server 2025.3.2.0 through 2025.3.5.0 * Devolutions Server 2025.2.15.0 and earlier

CVSS Scores

EPSS Scores

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Meta Information

Published

2025-11-06

Last Modified

2025-11-10

Generated

2026-07-06

AI Q&A

2025-11-06

EPSS Evaluated

2026-07-05

NVD

CVE-2025-12485

Affected Vendors & Products

Vendor	Product	Version / Range
devolutions	devolutions_server	From 2022.3.1.0 (inc) to 2022.3.10.0 (inc)
devolutions	devolutions_server	From 2022.3.1.0 (inc) to 2022.3.10.0 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-269	The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Attack-Flow Graph

Executive Summary

This vulnerability involves improper privilege management during the handling of pre-MFA cookies in Devolutions Server 2025.3.5.0 and earlier. A low-privileged authenticated user can impersonate another account by replaying the pre-MFA cookie, although the target account's MFA verification step is not bypassed.

Impact Analysis

The vulnerability allows a low-privileged authenticated user to impersonate another account by replaying a pre-MFA cookie, potentially leading to unauthorized access or actions under the impersonated account. However, the target account's MFA verification is still required, which limits the impact.

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