CVE-2017-13098
HIGHEPSS 98th pctlDescription
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."
CVSS v3 Vector
Exploitability
Impact
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploit Intelligence
Very high risk: more likely to be exploited than 98% of all known CVEs.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00011.html
- http://www.kb.cert.org/vuls/id/144389
- http://www.securityfocus.com/bid/102195
- https://github.com/bcgit/bc-java/commit/a00b684465b38d722ca9a3543b8af8568e6bad5c
- https://robotattack.org/
- https://security.netapp.com/advisory/ntap-20171222-0001/
- https://www.debian.org/security/2017/dsa-4072
- https://www.oracle.com/security-alerts/cpuoct2020.html
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Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-13.