Remote Code Execution in Tor Software by Tor Project
CVE-2021-28090

5.3MEDIUM

Key Information:

Vendor

Torproject

Status
Tor
Vendor
CVE Published:
19 March 2021

What is CVE-2021-28090?

A defect in Tor software, versions prior to 0.4.5.7, allows remote attackers to exploit directory authorities, potentially leading to an assertion failure. This flaw can compromise the reliability of the Tor network, affecting users' ability to browse securely. For detailed insights, refer to the relevant official advisories.

References

https://gitlab.torproject.org/tpo/core/tor/-/issues/40316
x_refsource_MISC
https://blog.torproject.org/node/2009
x_refsource_CONFIRM
https://bugs.torproject.org/tpo/core/tor/40316
x_refsource_CONFIRM

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.