Executive Summary

Informations
Name CVE-2021-34548 First vendor Publication 2021-06-29
Vendor Cve Last vendor Modification 2023-08-08

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34548

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-290 Authentication Bypass by Spoofing

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 471

Sources (Detail)

Source Url
CONFIRM https://blog.torproject.org/node/2041
GENTOO https://security.gentoo.org/glsa/202107-25
MISC http://packetstormsecurity.com/files/163510/Tor-Half-Closed-Connection-Stream...
https://gitlab.torproject.org/tpo/core/tor/-/issues/40389

Alert History

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Date Informations
2024-02-02 02:26:15
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2024-02-01 12:24:06
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2023-09-05 13:20:32
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2023-09-05 01:23:37
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2023-09-02 13:19:07
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2023-09-02 01:23:58
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2023-08-12 05:28:47
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2023-08-12 01:23:12
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2023-08-11 05:28:45
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2023-08-11 01:23:58
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2023-08-09 17:28:40
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2023-08-06 13:15:28
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2023-08-06 01:22:57
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2023-08-04 13:15:50
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2023-08-04 01:23:18
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2023-07-14 13:15:54
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2023-07-14 01:23:06
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2023-03-29 02:18:03
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2023-03-28 12:23:19
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2022-10-11 13:07:43
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2022-10-11 01:22:46
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2021-09-14 21:23:35
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2021-07-15 21:23:17
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2021-07-10 12:41:25
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2021-07-06 17:22:51
  • Multiple Updates
2021-06-29 17:22:51
  • First insertion