|Description||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."|
|Source||CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)|
|NVD severity||medium (attack range: remote)|
Vulnerable and fixed packages
The table below lists information on source packages.
|stretch (security), stretch||1.56-1+deb9u2||fixed|
The information below is based on the following data on fixed versions.
[jessie] - bouncycastle <not-affected> (Vulnerable code introduced in 1.56 with tls API addition)
[wheezy] - bouncycastle <not-affected> (Vulnerable code not present)
Introduced by: https://github.com/bcgit/bc-java/commit/9b53e60792e14c65cd1dbfad65e88ec5949ce4b3
Fixed by: https://github.com/bcgit/bc-java/commit/a00b684465b38d722ca9a3543b8af8568e6bad5c
Fixed in 1.59 beta 9