{"id":"CVE-2019-10743","aliases":["EUVD-2021-1098","GHSA-h74j-692g-48mq"],"status":"published","title":"Path Traversal in MHolt Archiver","description":"All versions of archiver allow attacker to perform a Zip Slip attack via the \"unarchive\" functions. It is exploited using a specially crafted zip archive, that holds path traversal filenames. When exploited, a filename in a malicious archive is concatenated to the target extraction directory, which results in the final path ending up outside of the target folder. For instance, a zip may hold a file with a \"../../file.exe\" location and thus break out of the target folder. If an executable or a configuration file is overwritten with a file containing malicious code, the problem can turn into an arbitrary code execution issue quite easily.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.06352,"percentile":0.93689,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-22","CWE-29"],"published":"2019-10-28T22:09:22Z","modified":"2026-10-20T10:52:17Z","exploits":[{"source":"pocgithub","id":"albisorua/PoC-CVE-2019-10743","title":"albisorua/PoC-CVE-2019-10743","date":"2025-07-06","url":"https://github.com/albisorua/PoC-CVE-2019-10743"}],"fixes":[{"ecosystem":"Go","package":"github.com/mholt/archiver","fixed_in":["3.3.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/mholt/archiver","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.0.0"},{"fixed":"3.3.2"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/mholt/archiver","ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.3.2"}]}]}],"products":[{"vendor":"archiver_project","product":"archiver"},{"vendor":"gfi","product":"archiver"}],"references":[{"url":"https://snyk.io/research/zip-slip-vulnerability","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMMHOLTARCHIVERCMDARC-174728%2C","tags":["x_refsource_MISC","x_transferred","Broken Link","advisory"]},{"url":"https://github.com/mholt/archiver/pull/169","tags":["x_refsource_MISC","x_transferred","Issue Tracking","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10743","tags":["advisory"]},{"url":"https://github.com/mholt/archiver/pull/203","tags":["web"]},{"url":"https://github.com/mholt/archiver/commit/8217ed3a206c0473b4ec1aff51375b398838073a","tags":["web"]},{"url":"https://github.com/snyk/zip-slip-vulnerability","tags":["web"]},{"url":"https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMMHOLTARCHIVERCMDARC-174728","tags":["Exploit","Third Party Advisory","evidence","web"]},{"url":"https://github.com/advisories/GHSA-h74j-692g-48mq"}],"sources":{"cve":[{"id":"CVE-2019-10743","description":"All versions of archiver allow attacker to perform a Zip Slip attack via the \"unarchive\" functions. It is exploited using a specially crafted zip archive, that holds path traversal filenames. When exploited, a filename in a malicious archive is concatenated to the target extraction directory, which results in the final path ending up outside of the target folder. For instance, a zip may hold a file with a \"../../file.exe\" location and thus break out of the target folder. If an executable or a configuration file is overwritten with a file containing malicious code, the problem can turn into an arbitrary code execution issue quite easily.","status":"published","published":"2019-10-28T22:09:22Z","modified":"2024-08-04T22:32:01.212Z","updated_at":"2026-11-02T14:20:19.399352Z"}],"euvd":[{"id":"EUVD-2021-1098","description":"All versions of archiver allow attacker to perform a Zip Slip attack via the \"unarchive\" functions. It is exploited using a specially crafted zip archive, that holds path traversal filenames. When exploited, a filename in a malicious archive is concatenated to the target extraction directory, which results in the final path ending up outside of the target folder. For instance, a zip may hold a file with a \"../../file.exe\" location and thus break out of the target folder. If an executable or a configuration file is overwritten with a file containing malicious code, the problem can turn into an arbitrary code execution issue quite easily.","status":"published","published":"2019-10-28T22:09:22Z","modified":"2024-08-04T22:32:01Z","updated_at":"2026-11-03T02:40:51.198112Z"}],"ghsa":[{"id":"GHSA-h74j-692g-48mq","title":"Path Traversal in MHolt Archiver","description":"All versions of archiver allow attacker to perform a Zip Slip attack via the \"unarchive\" functions. It is exploited using a specially crafted zip archive, that holds path traversal filenames. When exploited, a filename in a malicious archive is concatenated to the target extraction directory, which results in the final path ending up outside of the target folder. For instance, a zip may hold a file with a \"../../file.exe\" location and thus break out of the target folder. If an executable or a configuration file is overwritten with a file containing malicious code, the problem can turn into an arbitrary code execution issue quite easily.\n\n### Specific Go Packages Affected\ngithub.com/mholt/archiver/cmd/arc","status":"published","published":"2021-05-18T15:31:53Z","modified":"2024-02-13T16:32:29Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-22","CWE-29"],"updated_at":"2026-11-02T14:37:38.20753Z"}],"nvd":[{"id":"CVE-2019-10743","description":"All versions of archiver allow attacker to perform a Zip Slip attack via the \"unarchive\" functions. It is exploited using a specially crafted zip archive, that holds path traversal filenames. When exploited, a filename in a malicious archive is concatenated to the target extraction directory, which results in the final path ending up outside of the target folder. For instance, a zip may hold a file with a \"../../file.exe\" location and thus break out of the target folder. If an executable or a configuration file is overwritten with a file containing malicious code, the problem can turn into an arbitrary code execution issue quite easily.","status":"published","published":"2019-10-29T19:15:16.61Z","modified":"2026-06-17T02:11:35.127Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":5.8,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:05:32.982925Z"}],"osv":[{"id":"CVE-2019-10743","description":"All versions of archiver allow attacker to perform a Zip Slip attack via the \"unarchive\" functions. It is exploited using a specially crafted zip archive, that holds path traversal filenames. When exploited, a filename in a malicious archive is concatenated to the target extraction directory, which results in the final path ending up outside of the target folder. For instance, a zip may hold a file with a \"../../file.exe\" location and thus break out of the target folder. If an executable or a configuration file is overwritten with a file containing malicious code, the problem can turn into an arbitrary code execution issue quite easily.","status":"published","published":"2019-10-29T19:15:16.61Z","modified":"2026-10-20T10:52:17.701396724Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:10.383287Z"},{"id":"GHSA-h74j-692g-48mq","title":"Path Traversal in MHolt Archiver","description":"All versions of archiver allow attacker to perform a Zip Slip attack via the \"unarchive\" functions. It is exploited using a specially crafted zip archive, that holds path traversal filenames. When exploited, a filename in a malicious archive is concatenated to the target extraction directory, which results in the final path ending up outside of the target folder. For instance, a zip may hold a file with a \"../../file.exe\" location and thus break out of the target folder. If an executable or a configuration file is overwritten with a file containing malicious code, the problem can turn into an arbitrary code execution issue quite easily.\n\n### Specific Go Packages Affected\ngithub.com/mholt/archiver/cmd/arc","status":"published","published":"2021-05-18T15:31:53Z","modified":"2025-01-14T07:56:51.026896Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-22","CWE-29"],"updated_at":"2026-11-02T15:46:48.920784Z"}]}}