CVE-2018-25022 Information disclosure in n/a
A remote attacker can discover a target user's IP address by exploiting unrestricted onion routing in the Toxcore library.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-25022?
CVE-2018-25022 is a low-severity vulnerability in n/a, published on 13 Dec 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Weakness: CWE-200
Which versions are affected by CVE-2018-25022?
It affects 1 product.
Products include Toktok Toxcore.
How do I fix CVE-2018-25022?
Upgrade to a fixed version.
Is CVE-2018-25022 being exploited?
There is no known exploitation of CVE-2018-25022 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2018-25022, GHSA-47vr-crpx-w72f.