VDB

CVE-2016-8858

CVE-2016-8858 PUBLISHED

The kex_input_kexinit function in kex.c in OpenSSH 6.x and 7.x through 7.3 allows remote attackers to cause a denial of service (memory consumption) by sending many duplicate KEXINIT requests. NOTE: a third party reports that "OpenSSH upstream does not consider this as a security issue."

EPSS 31.18% · 96.9th percentile

Risk Scores

EPSS Score
31.18%
96.9th percentile

Affected Products

VendorProductVersions
Ubuntu:Pro:14.04:LTSopenssh0, 1:6.4p1-1, 1:6.4p1-2
Ubuntu:Pro:16.04:LTSopenssh0, 1:6.9p1-2, 1:6.9p1-3

Timeline

  • Oct 19, 2016 CVE 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
  • May 8, 2023 EPSS Score
  • Sep 30, 2023 EPSS Score
  • Mar 11, 2024 EPSS Score
  • May 7, 2024 CVE Updated
  • Aug 13, 2024 EPSS Score
  • Oct 9, 2024 PoC Published
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