CVE-2021-41583

Published: Sep 24, 2021Modified: Jun 17, 2026

6.5

Vector

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

Exploitability: 2.8 / Impact: 3.6

Source: NVD

Description

vpn-user-portal (aka eduVPN or Let's Connect!) before 2.3.14, as packaged for Debian 10, Debian 11, and Fedora, allows remote authenticated users to obtain OS filesystem access, because of the interaction of QR codes with an exec that uses the -r option. This can be leveraged to obtain additional VPN access.

Affected (1)

Products: Eduvpn: Vpn User Portal

1 product

Vpn User Portal

Configuration A

1 vulnerable · 3 platform

Vulnerable Software	Affected Versions
Eduvpn Vpn User Portal	From 2.3.2 to 2.3.14

Running on/with	Platform Versions
Debian Debian Linux	Version 10.0
Debian Debian Linux	Version 11.0
Fedoraproject Fedora	All versions

Related CWEs

Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (3)

https://list.surfnet.nl/pipermail/eduvpn-deploy/2021-September/000352.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://github.com/eduvpn/vpn-user-portal/releases

Source: nvd@nist.gov

Release NotesThird Party Advisory

https://list.surfnet.nl/pipermail/eduvpn-deploy/2021-September/000352.html

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing ListThird Party Advisory

Timeline

No history available yet.