{"id":"CVE-2017-18009","aliases":["GHSA-83rh-hx5x-q9p5","PYSEC-2026-2810","PYSEC-2026-702"],"url":"https://o3.security/vulnerability/CVE-2017-18009","summary":"Out-of-bounds Read in OpenCV","details":"In OpenCV 3.3.1 (corresponding with OpenCV-Python 3.3.1.11), a heap-based buffer over-read exists in the function cv::HdrDecoder::checkSignature in modules/imgcodecs/src/grfmt_hdr.cpp.","published":"2018-01-01T08:29:00.283Z","modified":"2026-07-13T16:42:43.292205335Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"opencv-python","fixedVersion":"3.4.1.15"},{"ecosystem":"PyPI","name":"opencv-contrib-python","fixedVersion":"3.4.1.15"}],"fix":{"url":"https://github.com/opencv/opencv/pull/10480/commits/4ca89db22dea962690f31c1781bce5937ee91837","label":"opencv/opencv#10480"},"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/106945"},{"type":"REPORT","url":"https://github.com/opencv/opencv/issues/10479"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-18009"},{"type":"WEB","url":"https://github.com/opencv/opencv/pull/10480/commits/4ca89db22dea962690f31c1781bce5937ee91837"},{"type":"PACKAGE","url":"https://github.com/opencv/opencv-python"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-13T16:42:43.292205335Z"}}