UBUNTU-CVE-2021-28090
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UBUNTU-CVE-2021-28090
Published: 19 Mar 2021Last Modified: 4 Feb 2026
Upstream:
Aliases:
Summary:
Details: Tor before 0.4.5.7 allows a remote attacker to cause Tor directory authorities to exit with an assertion failure, aka TROVE-2021-002.
References: https://ubuntu.com/security/CVE-2021-28090, https://blog.torproject.org/node/2009, https://bugs.torproject.org/tpo/core/tor/40316, https://gitlab.torproject.org/tpo/core/tor/-/commit/890ae4fb1adfa13e37aaf5261e089e8c195a75cf, https://ubuntu.com/security/notices/USN-5036-1, https://www.cve.org/CVERecord?id=CVE-2021-28090
Affected packages
Package
Name: tor
Purl: pkg:deb/ubuntu/[email protected]+esm2?arch=source&distro=trusty/esm
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -0.2.4.27-1ubuntu0.1+esm2
Affected versions
0.2.3.25-1
0.2.4.19-1
0.2.4.20-1
0.2.4.27-1build0.14.04.1
0.2.4.27-1ubuntu0.1
0.2.4.27-1ubuntu0.1+esm1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
