{"id":"CVE-2017-13098","details":"BouncyCastle TLS prior to version 1.0.3, when configured to use the JCE (Java Cryptography Extension) for cryptographic functions, provides a weak Bleichenbacher oracle when any TLS cipher suite using RSA key exchange is negotiated. An attacker can recover the private key from a vulnerable application. This vulnerability is referred to as \"ROBOT.\"","aliases":["GHSA-wrwf-pmmj-w989"],"modified":"2026-05-15T09:51:10.233497Z","published":"2017-12-13T01:29:00.280Z","related":["openSUSE-SU-2020:0607-1","openSUSE-SU-2024:10661-1"],"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00011.html"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuoct2020.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/102195"},{"type":"REPORT","url":"http://www.kb.cert.org/vuls/id/144389"},{"type":"REPORT","url":"https://robotattack.org/"},{"type":"REPORT","url":"https://security.netapp.com/advisory/ntap-20171222-0001/"},{"type":"REPORT","url":"https://www.debian.org/security/2017/dsa-4072"},{"type":"FIX","url":"https://github.com/bcgit/bc-java/commit/a00b684465b38d722ca9a3543b8af8568e6bad5c"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/bcgit/bc-java","events":[{"introduced":"0"},{"fixed":"6de1c17dda8ffdb19431ffcadbce1836867a27a9"},{"fixed":"a00b684465b38d722ca9a3543b8af8568e6bad5c"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.59"}],"cpe":"cpe:2.3:a:bouncycastle:bc-java:*:*:*:*:*:*:*:*","source":["CPE_FIELD","REFERENCES"]}}],"versions":["r1rv58","r1rv57","r1rv56","r1rv55","r1rv54","r1rv53","r1rv52","r1rv51","r1rv50","r1rv49"],"database_specific":{"vanir_signatures":[{"signature_type":"Function","signature_version":"v1","deprecated":false,"id":"CVE-2017-13098-75c5c872","digest":{"function_hash":"289149566325291897423684006854774195716","length":827},"source":"https://github.com/bcgit/bc-java/commit/a00b684465b38d722ca9a3543b8af8568e6bad5c","target":{"file":"tls/src/main/java/org/bouncycastle/tls/crypto/impl/jcajce/JceDefaultTlsCredentialedDecryptor.java","function":"safeDecryptPreMasterSecret"}},{"signature_type":"Line","signature_version":"v1","deprecated":false,"id":"CVE-2017-13098-81c60bc3","digest":{"threshold":0.9,"line_hashes":["305964000066746416963441673159454415214","330482452789340571768173095412697713195","196419259948231920681181642091173369616","51116576605919566978153007323722598930"]},"source":"https://github.com/bcgit/bc-java/commit/a00b684465b38d722ca9a3543b8af8568e6bad5c","target":{"file":"tls/src/main/java/org/bouncycastle/tls/crypto/impl/jcajce/JceDefaultTlsCredentialedDecryptor.java"}}],"vanir_signatures_modified":"2026-05-15T09:51:10Z","source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-13098.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}