CVE-2021-34548

HIGH

7.5

Description

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.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published6/29/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

torproject:tor

Weaknesses (CWE)

CWE-290

References

http://packetstormsecurity.com/files/163510/Tor-Half-Closed-Connection-Stream-Confusion.html(cve@mitre.org)

https://blog.torproject.org/node/2041(cve@mitre.org)

https://gitlab.torproject.org/tpo/core/tor/-/issues/40389(cve@mitre.org)

https://security.gentoo.org/glsa/202107-25(cve@mitre.org)

http://packetstormsecurity.com/files/163510/Tor-Half-Closed-Connection-Stream-Confusion.html(af854a3a-2127-422b-91ae-364da2661108)

https://blog.torproject.org/node/2041(af854a3a-2127-422b-91ae-364da2661108)

https://gitlab.torproject.org/tpo/core/tor/-/issues/40389(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202107-25(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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