{"id":"ALPINE-CVE-2018-12435","details":"Botan 2.5.0 through 2.6.0 before 2.7.0 allows a memory-cache side-channel attack on ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP, related to dsa/dsa.cpp, ec_group/ec_group.cpp, and ecdsa/ecdsa.cpp. To discover an ECDSA key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.","modified":"2026-07-08T04:30:33.218372131Z","published":"2018-06-15T02:29:00.377Z","upstream":["CVE-2018-12435"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-12435"}],"affected":[{"package":{"name":"botan","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.17","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}},{"package":{"name":"botan","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/botan?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.5.0"},{"fixed":"2.7.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-12435.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N"}]}