Vulnerability Intelligence Report
CVE-2020-1909
A use-after-free in a logging library in WhatsApp for iOS prior to v2.20.111 and WhatsApp Business for iOS prior to v2.20.111 could have resulted in memory corruption, crashes and potentially code execution. This could have happened only if several events occurred together in sequence, including receiving an animated sticker while placing a WhatsApp video call on hold.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:2.25%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-416 ↗CWE-416: Use After Free
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| WhatsApp Business for iOS | 2.20.111 (affected), unspecified < 2.20.111 (affected), 2.20.81 < unspecified (affected) | |
| WhatsApp for iOS | 2.20.111 (affected), unspecified < 2.20.111 (affected), 2.20.81 < unspecified (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.249%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | |
| Reserved | 2019-12-02T00:00:00 |
| Published | 2020-11-03T19:15:17 |
| Last Updated | 2024-08-04T06:53:59 |
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