#VU75993 Resource management error in distribution - CVE-2023-2253

Vulnerability identifier: #VU75993

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-2253

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
distribution
Other software / Other software solutions

Vendor: Docker Inc.

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources within the application. A remote attacker can send specially crafted requests to the "/v2/_catalog" API endpoint and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

distribution: 2.0.0 - 2.8.1

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External links
https://github.com/distribution/distribution/security/advisories/GHSA-hqxw-f8mx-cpmw
https://github.com/docker/distribution/releases/tag/v2.8.2

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.