CVE-2023-33958

Name: CVE-2023-33958
Creator: NVD / NIST
Published: 2023-06-06T19:15:12.51+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 0.48%

Last modified Jun 17, 2026

CVE-2023-33958 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. notation is a CLI tool to sign and verify OCI artifacts and container images. An attacker who has compromised a registry and added a high number of signatures to an artifact can cause denial of service of services on the machine, if a user runs notation verify command on the same machine. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

notation is a CLI tool to sign and verify OCI artifacts and container images. An attacker who has compromised a registry and added a high number of signatures to an artifact can cause denial of service of services on the machine, if a user runs notation verify command on the same machine. The problem has been fixed in the release v1.0.0-rc.6. Users should upgrade their notation packages to v1.0.0-rc.6 or above. Users unable to upgrade may restrict container registries to a set of secure and trusted container registries.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

0.48%

38.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions	Update
Notaryproject	Notation-Go	< 1.0.0	—
Notaryproject	Notation-Go	1.0.0	Rc1

References

https://github.com/notaryproject/notation/releases/tag/v1.0.0-rc.6Release Notes
https://github.com/notaryproject/notation/security/advisories/GHSA-rvrx-rrwh-r9p6Vendor Advisory
https://github.com/notaryproject/notation/releases/tag/v1.0.0-rc.6Release Notes
https://github.com/notaryproject/notation/security/advisories/GHSA-rvrx-rrwh-r9p6Vendor Advisory

Timeline

Published: Jun 6, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33958?

How severe is CVE-2023-33958?

CVE-2023-33958 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33958?

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-2023-33958?

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

Scan your code now

Source: NVD / NIST