WhatsApp VOIP Stack Buffer Overflow Vulnerability (CVE-2019-3568)
Severity: critical · Patch status: patched · Since 2022-04-19 · CVE-2019-3568
A buffer overflow vulnerability in WhatsApp VOIP stack allowed remote code execution via specially crafted series of RTCP packets sent to a target phone number. CISA added CVE-2019-3568 to its Known Exploited Vulnerabilities catalog on Apr 19, 2022, which means attackers are exploiting it in the wild.
What to do
- Apply updates per vendor instructions.
- US federal agencies must remediate by May 10, 2022 (BOD 22-01); treat that as the outer limit.
Sources
All live incidents on Threat Watch