Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2020-14002

PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client).

  • Published: Jun 29, 2020
  • Updated: Apr 13, 2023
  • CVE: CVE-2020-14002
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.9
  • AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
putty / putty 0.68 0.73.x
fedoraproject / fedora 31 31.x
fedoraproject / fedora 32 32.x