{"id":"CVE-2017-17723","aliases":["EUVD-2018-0047","GHSA-3rjq-mvxx-wgcw","PYSEC-2018-122"],"status":"published","title":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in...","description":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.","severity":{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.018,"percentile":0.78641,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-125"],"published":"2018-02-12T22:00:00Z","modified":"2026-10-24T10:30:59Z","products":[{"vendor":"exiv2","product":"exiv2"}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1524104","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://security.gentoo.org/glsa/201811-14","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-17723"},{"url":"https://github.com/advisories/GHSA-3rjq-mvxx-wgcw"}],"sources":{"cve":[{"id":"CVE-2017-17723","description":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.","status":"published","published":"2018-02-12T22:00:00Z","modified":"2024-08-05T20:59:17.944Z","updated_at":"2026-11-02T14:33:18.248329Z"}],"euvd":[{"id":"EUVD-2018-0047","description":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.","status":"published","published":"2018-02-12T22:00:00Z","modified":"2024-08-05T20:59:17Z","updated_at":"2026-11-03T02:23:08.488418Z"}],"ghsa":[{"id":"GHSA-3rjq-mvxx-wgcw","title":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in...","description":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.","status":"published","published":"2022-05-13T01:44:28Z","modified":"2023-02-02T05:01:04Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:51:05.943235Z"}],"nvd":[{"id":"CVE-2017-17723","description":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.","status":"published","published":"2018-02-12T22:29:00.257Z","modified":"2026-06-17T01:11:32.71Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:04:15.877386Z"}],"osv":[{"id":"CVE-2017-17723","description":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.","status":"published","published":"2018-02-12T22:29:00.257Z","modified":"2026-10-24T10:30:59.413170391Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:04.853379Z"},{"id":"PYSEC-2018-122","description":"In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function in image.cpp. Remote attackers can exploit this vulnerability to disclose memory data or cause a denial of service via a crafted TIFF file.","status":"withdrawn","published":"2018-02-12T22:29:00Z","modified":"2025-10-09T05:31:22.913019Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:51.645172Z"}]}}