Vulnerability Database

300,830

Total vulnerabilities in the database

CVE-2021-28089

Tor before 0.4.5.7 allows a remote participant in the Tor directory protocol to exhaust CPU resources on a target, aka TROVE-2021-001.

  • Published: Mar 19, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-28089
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
torproject / tor 0.4.4.1-alpha 0.4.4.1-alpha.x
torproject / tor 0.4.4.0-alpha 0.4.4.0-alpha.x
torproject / tor 0.4.5.0 0.4.5.7
torproject / tor - 0.3.5.14
torproject / tor 0.4.4.2-alpha 0.4.4.2-alpha.x
torproject / tor 0.4.4.3-alpha 0.4.4.3-alpha.x
torproject / tor 0.4.4.4 0.4.4.8
fedoraproject / fedora 33 33.x