CVE-2023-2979

Name: CVE-2023-2979
Creator: NVD / NIST
Published: 2023-05-30T14:15:09.843+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.81%

Last modified Jun 17, 2026

CVE-2023-2979 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A vulnerability classified as critical has been found in Abstrium Pydio Cells 4.2.0. This affects an unknown part of the component User Creation Handler. EPSS estimates a 0.81% chance of exploitation in the next 30 days.

Description

A vulnerability classified as critical has been found in Abstrium Pydio Cells 4.2.0. This affects an unknown part of the component User Creation Handler. The manipulation leads to improper access controls. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 4.2.1 is able to address this issue. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-230211.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.81%

52.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Abstrium	Pydio Cells	4.2.0

References

https://popalltheshells.medium.com/multiple-cves-affecting-pydio-cells-4-2-0-321e7e4712beExploit, Third Party Advisory
https://pydio.com/en/community/releases/pydio-cells/pydio-cells-enterprise-421Release Notes
https://vuldb.com/?ctiid.230211Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.230211Permissions Required, Third Party Advisory, VDB Entry
https://popalltheshells.medium.com/multiple-cves-affecting-pydio-cells-4-2-0-321e7e4712beExploit, Third Party Advisory
https://pydio.com/en/community/releases/pydio-cells/pydio-cells-enterprise-421Release Notes
https://vuldb.com/?ctiid.230211Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/?id.230211Permissions Required, Third Party Advisory, VDB Entry

Timeline

Published: May 30, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-2979?

How severe is CVE-2023-2979?

CVE-2023-2979 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2979?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2979?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST