{"id":"CVE-2023-33189","aliases":["EUVD-2023-1604","GHSA-pvrc-wvj2-f59p","GO-2023-1800"],"status":"published","title":"Incorrect Authorization with specially crafted requests","description":"Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00921,"percentile":0.60573,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-285"],"published":"2023-05-26T22:00:39Z","modified":"2026-10-28T02:30:49Z","fixes":[{"ecosystem":"Go","package":"github.com/pomerium/pomerium","fixed_in":["0.22.2","0.21.4","0.20.1","0.19.2","0.18.1","0.17.4"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.22.0"},{"fixed":"0.22.2"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.21.0"},{"fixed":"0.21.4"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.20.0"},{"fixed":"0.20.1"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.19.0"},{"fixed":"0.19.2"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.18.0"},{"fixed":"0.18.1"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.17.4"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"SEMVER","events":[{"introduced":"0.22.0"},{"fixed":"0.22.2"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"SEMVER","events":[{"introduced":"0.21.0"},{"fixed":"0.21.4"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"SEMVER","events":[{"introduced":"0.20.0"},{"fixed":"0.20.1"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"SEMVER","events":[{"introduced":"0.19.0"},{"fixed":"0.19.2"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"SEMVER","events":[{"introduced":"0.18.0"},{"fixed":"0.18.1"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.17.4"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/pomerium/pomerium","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.17.4"},{"introduced":"0.18.0"},{"fixed":"0.18.1"},{"introduced":"0.19.0"},{"fixed":"0.19.2"},{"introduced":"0.20.0"},{"fixed":"0.20.1"},{"introduced":"0.21.0"},{"fixed":"0.21.4"},{"introduced":"0.22.0"},{"fixed":"0.22.2"}]}]}],"products":[{"vendor":"pomerium","product":"pomerium"}],"references":[{"url":"https://github.com/pomerium/pomerium/security/advisories/GHSA-pvrc-wvj2-f59p","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://github.com/pomerium/pomerium/commit/d315e683357a9b587ba9ef399a8813bcc52fdebb","tags":["x_refsource_MISC","x_transferred","Patch","fix","web"]},{"url":"https://github.com/pomerium/pomerium/releases/tag/v0.17.4","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://github.com/pomerium/pomerium/releases/tag/v0.18.1","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://github.com/pomerium/pomerium/releases/tag/v0.19.2","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://github.com/pomerium/pomerium/releases/tag/v0.20.1","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://github.com/pomerium/pomerium/releases/tag/v0.21.4","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://github.com/pomerium/pomerium/releases/tag/v0.22.2","tags":["x_refsource_MISC","x_transferred","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33189","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-pvrc-wvj2-f59p"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33189.json","tags":["advisory"]},{"url":"https://github.com/pomerium/pomerium","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-33189","title":"Incorrect Authorization with specially crafted requests","description":"Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.","status":"published","published":"2023-05-30T05:39:45.132Z","modified":"2025-01-10T19:02:02.336Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"cna"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T14:35:34.55015Z"}],"euvd":[{"id":"EUVD-2023-1604","description":"Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.","status":"published","published":"2023-05-30T05:39:45Z","modified":"2025-01-10T19:02:02Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-03T00:04:21.239531Z"}],"ghsa":[{"id":"GHSA-pvrc-wvj2-f59p","title":"Pomerium vulnerable to Incorrect Authorization with specially crafted requests","description":"### Impact\n\nWith specially crafted requests, incorrect authorization decisions may be made by Pomerium.\n\n### Patches\n\nWe are releasing patch fixes to address this vulnerability going back to `v0.17.X`. Please upgrade to:\n\n- v0.22.2\n- v0.21.4\n- v0.20.1\n- v0.19.2\n- v0.18.1\n- v0.17.4\n\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n- Open an issue in [pomerium/pomerium](https://github.com/pomerium/pomerium/issues)\n- Email us at [security@pomerium.com](mailto:security@pomerium.com)\n","status":"published","published":"2023-05-26T22:00:39Z","modified":"2023-11-04T05:04:07Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T14:37:12.407027Z"}],"nvd":[{"id":"CVE-2023-33189","description":"Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.","status":"published","published":"2023-05-30T06:16:37.937Z","modified":"2026-06-17T06:01:16.143Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T14:08:03.795015Z"}],"osv":[{"id":"CVE-2023-33189","title":"Incorrect Authorization with specially crafted requests","description":"Pomerium is an identity and context-aware access proxy. With specially crafted requests, incorrect authorization decisions may be made by Pomerium. This issue has been patched in versions 0.17.4, 0.18.1, 0.19.2, 0.20.1, 0.21.4 and 0.22.2.","status":"published","published":"2023-05-30T05:39:45.132Z","modified":"2026-10-28T02:30:49.966502394Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T15:44:32.116263Z"},{"id":"GHSA-pvrc-wvj2-f59p","title":"Pomerium vulnerable to Incorrect Authorization with specially crafted requests","description":"### Impact\n\nWith specially crafted requests, incorrect authorization decisions may be made by Pomerium.\n\n### Patches\n\nWe are releasing patch fixes to address this vulnerability going back to `v0.17.X`. Please upgrade to:\n\n- v0.22.2\n- v0.21.4\n- v0.20.1\n- v0.19.2\n- v0.18.1\n- v0.17.4\n\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n\n- Open an issue in [pomerium/pomerium](https://github.com/pomerium/pomerium/issues)\n- Email us at [security@pomerium.com](mailto:security@pomerium.com)\n","status":"published","published":"2023-05-26T22:00:39Z","modified":"2026-09-10T03:49:53.753350053Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-285"],"updated_at":"2026-11-02T15:46:53.700556Z"},{"id":"GO-2023-1800","title":"Pomerium vulnerable to Incorrect Authorization with specially crafted requests in github.com/pomerium/pomerium","description":"Pomerium vulnerable to Incorrect Authorization with specially crafted requests in github.com/pomerium/pomerium","status":"published","published":"2024-08-20T20:31:32Z","modified":"2026-03-03T04:53:46.20564Z","updated_at":"2026-11-02T15:47:01.185262Z"}]}}