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CVE-2021-34550

Published: Jun 29, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-119
7.5HIGH
NVD MITRE
EPSS Score
1.6%
Top 27.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-006. The v3 onion service descriptor parsing allows out-of-bounds memory access, and a client crash, via a crafted onion service descriptor

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-119

Affected Products

torproject
oss-project·USaka tor
torMixed
Security Products / secure-gateway-vpn
Сообщество свободного программного обеспечения
oss-projectaka fsf
Debian GNU/LinuxOn-premOS
Operating Systems / linux-distro
The Tor Project, Inc.
oss-project·USaka thetorproject, tor
TorMixed
Security Products / secure-gateway-vpn
and 1 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://gitlab.torproject.org/tpo/core/tor/-/issues/40392
gitlab.torproject.org
https://blog.torproject.org/node/2041
blog.torproject.org
https://security.gentoo.org/glsa/202107-25
security.gentoo.org
and 3 more references View all →
News mentions
Could not load news mentions.

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