CVE-2022-4768

Name: CVE-2022-4768
Creator: NVD / NIST
Published: 2022-12-27T23:15:10.83+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.67%

Last modified Jun 17, 2026

CVE-2022-4768 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in Dropbox merou. It has been classified as critical. EPSS estimates a 0.67% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Dropbox merou. It has been classified as critical. Affected is the function add_public_key of the file grouper/public_key.py of the component SSH Public Key Handler. The manipulation of the argument public_key_str leads to injection. It is possible to launch the attack remotely. The name of the patch is d93087973afa26bc0a2d0a5eb5c0fde748bdd107. It is recommended to apply a patch to fix this issue. VDB-216906 is the identifier assigned to this vulnerability.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.67%

47.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Dropbox	Merou	< 2022-03-28

References

https://github.com/dropbox/merou/commit/d93087973afa26bc0a2d0a5eb5c0fde748bdd107Patch, Third Party Advisory
https://github.com/dropbox/merou/pull/673Patch, Third Party Advisory
https://vuldb.com/?ctiid.216906Third Party Advisory
https://vuldb.com/?id.216906Third Party Advisory
https://github.com/dropbox/merou/commit/d93087973afa26bc0a2d0a5eb5c0fde748bdd107Patch, Third Party Advisory
https://github.com/dropbox/merou/pull/673Patch, Third Party Advisory
https://vuldb.com/?ctiid.216906Third Party Advisory
https://vuldb.com/?id.216906Third Party Advisory

Timeline

Published: Dec 27, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-4768?

How severe is CVE-2022-4768?

CVE-2022-4768 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.67% probability of exploitation in the next 30 days.

How do I fix CVE-2022-4768?

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-2022-4768?

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

Scan your code now

Source: NVD / NIST