Description
Signal Private Messenger Android v4.59.0 and up and iOS v3.8.1.5 and up allows a remote non-contact to ring a victim's Signal phone and disclose currently used DNS server due to ICE Candidate handling before call is answered or declined.
Scores
CVSS v3
5.3
EPSS
0.0023
EPSS Percentile
46.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-670
Status
published
Products (2)
signal/private_messenger
< 4.59.0
signal/signal
< 3.8.1.5
Published
May 20, 2020
Tracked Since
Feb 18, 2026