Vulnerability Intelligence Report
CVE-2018-20655
When receiving calls using WhatsApp for iOS, a missing size check when parsing a sender-provided packet allowed for a stack-based overflow. This issue affects WhatsApp for iOS prior to v2.18.90.24 and WhatsApp Business for iOS prior to v2.18.90.24.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:2.20%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-121 ↗Stack-based Buffer Overflow (CWE-121)
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| WhatsApp for iOS | 2.18.90.24 (affected), unspecified < 2.18.90.24 (affected) | |
| WhatsApp Business for iOS | 2.18.90.24 (affected), unspecified < 2.18.90.24 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
2.196%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | |
| Reserved | 2019-01-02T00:00:00 |
| Published | 2019-06-14T17:02:57 |
| Last Updated | 2024-08-05T12:05:17 |
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