Buffer overflow in Facebook Whatsapp Android
CVE-2020-1894
A stack write overflow in WhatsApp for Android prior to v2.20.35, WhatsApp Business for Android prior to v2.20.20, WhatsApp for iPhone prior to v2.20.30, and WhatsApp Business for iPhone prior to v2.20.30 could have allowed arbitrary code execution when playing a specially crafted push to talk message.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Facebook Whatsapp Android — versions 2.20.35, unspecified
- Facebook Whatsapp Business For Android — versions 2.20.20, unspecified
- Facebook Whatsapp Business For Iphone — versions 2.20.30, unspecified
- Facebook Whatsapp Iphone — versions 2.20.30, unspecified
- Whatsapp Business
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.whatsapp.com/security/advisories/2020 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1894?
- CVE-2020-1894 is a high-severity vulnerability in Facebook Whatsapp Android, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-09-03.
- How severe is CVE-2020-1894?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-1894 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.