{"cve":"CVE-2023-2253","nvd":{"published":"2023-06-06T20:15:12.493","modified":"2026-06-17T05:52:06.617","status":"Modified","description":"A flaw was found in the `/v2/_catalog` endpoint in distribution/distribution, which accepts a parameter to control the maximum number of records returned (query string: `n`). This vulnerability allows a malicious user to submit an unreasonably large value for `n,` causing the allocation of a massive string array, possibly causing a denial of service through excessive use of memory.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-770","CWE-475"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=2189886","https://lists.debian.org/debian-lts-announce/2023/06/msg00035.html","https://bugzilla.redhat.com/show_bug.cgi?id=2189886","https://lists.debian.org/debian-lts-announce/2023/06/msg00035.html"],"products":["redhat:openshift_api_for_data_protection","redhat:openshift_container_platform","redhat:openshift_developer_tools_and_services"],"source":"nvd","synced_at":"2026-10-19T21:38:24.161619714+00:00"},"epss":{"cve":"CVE-2023-2253","score":0.00938,"percentile":0.60911,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hqxw-f8mx-cpmw","url":"https://osv.dev/vulnerability/GHSA-hqxw-f8mx-cpmw","summary":"distribution catalog API endpoint can lead to OOM via malicious user input","modified":"2026-09-10T03:50:01.553051588Z","packages":[{"ecosystem":"Go","name":"github.com/docker/distribution","purl":"pkg:golang/github.com/docker/distribution","ranges":["<2.8.2-beta.1"],"fixed":["2.8.2-beta.1"]}]},{"id":"GO-2023-1772","url":"https://osv.dev/vulnerability/GO-2023-1772","summary":"Memory exhaustion in github.com/distribution/distribution","modified":"2026-02-04T02:36:06.103273Z","packages":[{"ecosystem":"Go","name":"github.com/distribution/distribution","purl":"pkg:golang/github.com/distribution/distribution","ranges":["<2.8.2-beta.1+incompatible"],"fixed":["2.8.2-beta.1+incompatible"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}