CVE-2018-9840
Medium
Description
The Open Whisper Signal app before 2.23.2 for iOS allows physically proximate attackers to bypass the screen locker feature via certain rapid sequences of actions that include app opening, clicking on cancel, and using the home button.
SeverityMedium
CVSS6.8
Exploit probability—
Product
Signal
PublishedApr 10, 2018
First seenApr 10, 2018
How to fix
Update
- signal signal2.23.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| signal signal | v < 2.23.2 | 2.23.2 |
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