Incorrect Authorization Affecting tor package, versions [,0.3.5.15)[0.4.0.0,0.4.4.9)[0.4.5.0,0.4.5.9)[0.4.6.0,0.4.6.5)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
1.1% (85th percentile)

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  • Snyk IDSNYK-UNMANAGED-TOR-2371314
  • published26 Jan 2022
  • disclosed29 Jun 2021
  • creditUnknown

Introduced: 29 Jun 2021

CVE-2021-34548  (opens in a new tab)
CWE-863  (opens in a new tab)

How to fix?

Upgrade tor to version 0.3.5.15, 0.4.4.9, 0.4.5.9, 0.4.6.5 or higher.

Overview

Affected versions of this package are vulnerable to Incorrect Authorization. An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-003. An attacker can forge RELAY_END or RELAY_RESOLVED to bypass the intended access control for ending a stream.

CVSS Scores

version 3.1