CVE-2018-25022

The Onion module in toxcore before 0.2.2 doesn't restrict which packets can be onion-routed, which allows a remote attacker to discover a target user's IP address (when knowing only their Tox Id) by positioning themselves close to target's Tox Id in the DHT for the target to establish an onion connection with the attacker, guessing the target's DHT public key and creating a DHT node with public key close to it, and finally onion-routing a NAT Ping Request to the target, requesting it to ping the just created DHT node.
References
Link Resource
https://github.com/TokTok/c-toxcore/pull/872 Patch Third Party Advisory
https://github.com/TokTok/c-toxcore/issues/873 Exploit Issue Tracking Third Party Advisory
https://blog.tox.chat/2018/04/security-vulnerability-and-new-toxcore-release Exploit Vendor Advisory
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Configurations

Configuration 1 (hide)

cpe:2.3:a:toktok:toxcore:*:*:*:*:*:*:*:*

Information

Published : 2021-12-12 17:15

Updated : 2022-02-08 10:55


NVD link : CVE-2018-25022

Mitre link : CVE-2018-25022


JSON object : View

CWE
CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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Products Affected

toktok

  • toxcore