{"id":"CVE-2023-33957","aliases":["GHSA-9m3v-v4r5-ppx7","GO-2023-1829"],"url":"https://o3.security/vulnerability/CVE-2023-33957","summary":"Denial of service from high number of artifact signatures in notation","details":"### Impact\nAn attacker who controls or compromises a registry can make the registry serve an infinite number of signatures for the artifact, causing a denial of service to the host machine running `notation verify`.\n\n### Patches\nThe problem has been fixed in the release [v1.0.0-rc.6](https://github.com/notaryproject/notation/releases/tag/v1.0.0-rc.6). Users should upgrade their notation packages to [v1.0.0-rc.6](https://github.com/notaryproject/notation/releases/tag/v1.0.0-rc.6) or above.\n\n### Workarounds\nUser should use secure and trusted container registries.\n\n### Credits\nThe `notation` project would like to thank Adam Korczynski (@AdamKorcz) for responsibly disclosing the issue found during an security audit (facilitated by OSTIF and sponsored by CNCF) and Shiwei Zhang (@shizhMSFT) for root cause analysis.","published":"2023-06-06T18:10:30.416Z","modified":"2026-10-28T02:30:38.623376325Z","cvss":{"score":2.6,"severity":"LOW","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:N/I:N/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/notaryproject/notation","fixedVersion":"1.0.0-rc.6"}],"fix":{"url":"https://github.com/notaryproject/notation/commit/ed22fde52f6d70ae0b53521bd28c9ccafa868c24","label":"notaryproject/notation@ed22fde"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33957.json"},{"type":"ADVISORY","url":"https://github.com/notaryproject/notation/security/advisories/GHSA-9m3v-v4r5-ppx7"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33957"},{"type":"FIX","url":"https://github.com/notaryproject/notation/commit/ed22fde52f6d70ae0b53521bd28c9ccafa868c24"},{"type":"PACKAGE","url":"https://github.com/notaryproject/notation"},{"type":"WEB","url":"https://github.com/notaryproject/notation/releases/tag/v1.0.0-rc.6"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-28T02:30:38.623376325Z"}}