Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2018-12434

LibreSSL before 2.6.5 and 2.7.x before 2.7.4 allows a memory-cache side-channel attack on DSA and ECDSA signatures, aka the Return Of the Hidden Number Problem or ROHNP. To discover a key, the attacker needs access to either the local machine or a different virtual machine on the same physical host.

  • Published: Jun 15, 2018
  • Updated: Apr 13, 2023
  • CVE: CVE-2018-12434
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.7
  • AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 1.9
  • AV:L/AC:M/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
openbsd / libressl 2.7.0 2.7.0.x
openbsd / libressl 2.7.3 2.7.3.x
openbsd / libressl 2.7.2 2.7.2.x
openbsd / libressl 2.7.1 2.7.1.x
openbsd / libressl - 2.6.5