{"id":"CVE-2017-9671","aliases":["ALPINE-CVE-2017-9671","EUVD-2017-18602","GHSA-q28j-p5jw-p6mm"],"status":"published","title":"A heap overflow in apk (Alpine Linux's package manager) allows a remote attacker to cause a...","description":"A heap overflow in apk (Alpine Linux's package manager) allows a remote attacker to cause a denial of service, or achieve code execution, by crafting a malicious APKINDEX.tar.gz file with a bad pax header block.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.03234,"percentile":0.88348,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2017-07-17T21:00:00Z","modified":"2026-06-17T01:28:41Z","fixes":[{"ecosystem":"Alpine:v3.10","package":"apk-tools","fixed_in":["2.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"apk-tools","fixed_in":["2.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"apk-tools","fixed_in":["2.7.2-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"apk-tools","fixed_in":["2.7.2-r0"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.10","package":"apk-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.11","package":"apk-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.12","package":"apk-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.13","package":"apk-tools","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.7.2-r0"}]}]}],"products":[{"vendor":"alpinelinux","product":"alpine_linux"}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2017/06/25/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Exploit","Mailing List","Third Party Advisory","advisory","article","evidence"]},{"url":"http://www.securityfocus.com/bid/99340","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://www.twistlock.com/2017/06/25/alpine-linux-vulnerability-discovery-code-execution-pt-1-2/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-9671"},{"url":"https://www.twistlock.com/2017/06/25/alpine-linux-vulnerability-discovery-code-execution-pt-1-2"},{"url":"https://github.com/advisories/GHSA-q28j-p5jw-p6mm"},{"url":"https://security.alpinelinux.org/vuln/CVE-2017-9671","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2017-9671","description":"A heap overflow in apk (Alpine Linux's package manager) allows a remote attacker to cause a denial of service, or achieve code execution, by crafting a malicious APKINDEX.tar.gz file with a bad pax header block.","status":"published","published":"2017-07-17T21:00:00Z","modified":"2024-08-05T17:18:00.311Z","updated_at":"2026-11-02T14:33:13.606903Z"}],"euvd":[{"id":"EUVD-2017-18602","description":"A heap overflow in apk (Alpine Linux's package manager) allows a remote attacker to cause a denial of service, or achieve code execution, by crafting a malicious APKINDEX.tar.gz file with a bad pax header block.","status":"published","published":"2017-07-17T21:00:00Z","modified":"2024-08-05T17:18:00Z","updated_at":"2026-11-03T02:23:27.257081Z"}],"ghsa":[{"id":"GHSA-q28j-p5jw-p6mm","title":"A heap overflow in apk (Alpine Linux's package manager) allows a remote attacker to cause a...","description":"A heap overflow in apk (Alpine Linux's package manager) allows a remote attacker to cause a denial of service, or achieve code execution, by crafting a malicious APKINDEX.tar.gz file with a bad pax header block.","status":"published","published":"2022-05-17T02:27:41Z","modified":"2025-04-20T03:42:02Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:01:49.538564Z"}],"nvd":[{"id":"CVE-2017-9671","description":"A heap overflow in apk (Alpine Linux's package manager) allows a remote attacker to cause a denial of service, or achieve code execution, by crafting a malicious APKINDEX.tar.gz file with a bad pax header block.","status":"published","published":"2017-07-17T21:29:00.777Z","modified":"2026-06-17T01:28:41.34Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:54.012105Z"}],"osv":[{"id":"ALPINE-CVE-2017-9671","description":"A heap overflow in apk 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