PT-2022-12905 · Tor · Tor Browser

Published 2022-02-26 · Updated 2022-03-10 · CVE-2021-46702

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Tor Browser version 9.0.7

Description The issue allows local attackers to bypass the intended anonymity feature and obtain information regarding the onion services visited by a local user. This can be accomplished by analyzing RAM memory even several hours after the local user used the product, because the product doesn't properly free memory.

Recommendations For Tor Browser version 9.0.7, at the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Resource Release

Weakness Enumeration

CWE-404

Related Identifiers

CVE-2021-46702

Affected Products

Tor Browser

References · 5

• 🔥 https://github.com/malakkf/CVE-2021-46702 · Exploit
• 🔥 https://github.com/Exmak-s/CVE-2021-46702 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-46702 · Security Note
• https://osv.dev/vulnerability/CVE-2021-46702 · Vendor Advisory
• https://sciencedirect.com/science/article/pii/S0167404821001358 · Note