VDB

CVE-2015-3193

CVE-2015-3193 REJECTED

The Montgomery squaring implementation in crypto/bn/asm/x86_64-mont5.pl in OpenSSL 1.0.2 before 1.0.2e on the x86_64 platform, as used by the BN_mod_exp function, mishandles carry propagation and produces incorrect output, which makes it easier for remote attackers to obtain sensitive private-key information via an attack against use of a (1) Diffie-Hellman (DH) or (2) Diffie-Hellman Ephemeral (DHE) ciphersuite.

EPSS 27.51% · 96.5th percentile

Risk Scores

EPSS Score
27.51%
96.5th percentile

Affected Products

VendorProductVersions
Ubuntu:14.04:LTSopenssl0, 1.0.1e-3ubuntu1, 1.0.1e-4ubuntu1

Timeline

  • CVE Published
  • Apr 12, 2016 PoC Published
  • Oct 2, 2020 PoC Published
  • Nov 6, 2020 PoC Published
  • Sep 6, 2021 PoC Published
  • Feb 4, 2022 EPSS Score
  • Mar 7, 2023 EPSS Score
  • Oct 9, 2024 PoC Published
  • Dec 12, 2024 PoC Published
  • Mar 17, 2025 EPSS Score
  • Mar 20, 2025 EPSS Score
  • Mar 28, 2025 PoC Published
Open in Interactive Console →
$ Console Community · 100/wk Open console ›