{"id":"ALPINE-CVE-2016-9952","details":"The verify_certificate function in lib/vtls/schannel.c in libcurl 7.30.0 through 7.51.0, when built for Windows CE using the schannel TLS backend, makes it easier for remote attackers to conduct man-in-the-middle attacks via a crafted wildcard SAN in a server certificate, as demonstrated by \"*.com.\"","modified":"2026-03-09T01:02:58.951329Z","published":"2018-03-12T21:29:00.500Z","upstream":["CVE-2016-9952"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2016-9952"}],"affected":[{"package":{"name":"curl","ecosystem":"Alpine:v3.2","purl":"pkg:apk/alpine/curl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.52.1-r0"}]}],"versions":["7.19.2-r0","7.19.2-r1","7.19.4-r0","7.19.5-r0","7.19.6-r0","7.19.7-r0","7.19.7-r1","7.20.1-r0","7.20.1-r1","7.21.0-r0","7.21.1-r0","7.21.2-r0","7.21.3-r0","7.21.3-r1","7.21.4-r0","7.21.4-r1","7.21.5-r0","7.21.5-r1","7.21.6-r0","7.21.7-r0","7.21.7-r1","7.21.7-r2","7.22.0-r0","7.23.1-r0","7.24.0-r0","7.25.0-r0","7.26.0-r0","7.27.0-r0","7.27.0-r1","7.28.0-r0","7.28.1-r0","7.29.0-r0","7.30.0-r0","7.31.0-r0","7.32.0-r0","7.33.0-r0","7.33.0-r1","7.34.0-r0","7.34.0-r1","7.35.0-r0","7.36.0-r0","7.37.0-r0","7.37.1-r0","7.38.0-r0","7.39.0-r0","7.40.0-r0","7.41.0-r0","7.42.0-r0","7.42.1-r0","7.47.0-r0","7.49.1-r0","7.49.1-r1","7.49.1-r2","7.49.1-r3","7.49.1-r4"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2016-9952.json"}},{"package":{"name":"curl","ecosystem":"Alpine:v3.3","purl":"pkg:apk/alpine/curl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.52.1-r0"}]}],"versions":["7.19.2-r0","7.19.2-r1","7.19.4-r0","7.19.5-r0","7.19.6-r0","7.19.7-r0","7.19.7-r1","7.20.1-r0","7.20.1-r1","7.21.0-r0","7.21.1-r0","7.21.2-r0","7.21.3-r0","7.21.3-r1","7.21.4-r0","7.21.4-r1","7.21.5-r0","7.21.5-r1","7.21.6-r0","7.21.7-r0","7.21.7-r1","7.21.7-r2","7.22.0-r0","7.23.1-r0","7.24.0-r0","7.25.0-r0","7.26.0-r0","7.27.0-r0","7.27.0-r1","7.28.0-r0","7.28.1-r0","7.29.0-r0","7.30.0-r0","7.31.0-r0","7.32.0-r0","7.33.0-r0","7.33.0-r1","7.34.0-r0","7.34.0-r1","7.35.0-r0","7.36.0-r0","7.37.0-r0","7.37.1-r0","7.38.0-r0","7.39.0-r0","7.40.0-r0","7.41.0-r0","7.42.0-r0","7.42.1-r0","7.42.1-r1","7.43.0-r0","7.44.0-r0","7.45.0-r0","7.45.0-r1","7.46.0-r0","7.46.0-r1","7.47.0-r0","7.49.1-r0","7.49.1-r1","7.49.1-r2","7.49.1-r3","7.49.1-r4"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2016-9952.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}