VDB

CVE-2017-13098

CVE-2017-13098 REJECTED CVSS 5.900000095367432 MEDIUM

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."

EPSS 24.28% · 97.8th percentile

Risk Scores

CVSS 3.0
5.900000095367432
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
24.28%
97.8th percentile

Affected Products

VendorProductVersions
Ubuntu:18.04:LTSbouncycastle1.57-1, 0, 1.58-1

Timeline

  • Dec 13, 2017 CVE Published
  • Apr 14, 2021 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Sep 16, 2024 CVE Updated
  • Mar 17, 2025 EPSS Score
  • Mar 18, 2025 EPSS Score
  • Mar 29, 2025 EPSS Score
  • Mar 30, 2025 EPSS Score
  • Apr 2, 2025 EPSS Score
  • Apr 9, 2025 EPSS Score
  • Apr 18, 2025 EPSS Score
  • Apr 19, 2025 EPSS Score
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