CVE-2020-16268

HIGH

1E Client 4.1.0.267 and 5.0.0.745 - Authenticated Privilege Escalation via MSI Repair Option

Title source: llm

Description

The MSI installer in 1E Client 4.1.0.267 and 5.0.0.745 allows remote authenticated users and local users to gain elevated privileges via the repair option. This applies to installations that have a TRANSFORM (MST) with the option to disable the installation of the Nomad module. An attacker may craft a .reg file in a specific location that will be able to write to any registry key as an elevated user.

References (1)

Core 1

Core References

Vendor Advisory x_refsource_confirm

https://help.1e.com/display/GI/1E+Security+Advisory-1E+Client+for+Windows%3A+CVE-2020-16268%2C+CVE-2020-27643%2C+CVE-2020-27644%2C+CVE-2020-27645

Scores

CVSS v3 8.8

EPSS 0.0132

EPSS Percentile 67.2%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-74 CWE-668

Status published

Products (2)

1e/client 4.1.0.267

1e/client 5.0.0.745

Published Dec 29, 2020

Tracked Since Feb 18, 2026