CVE record · CVE-2018-20655

Stack-based buffer overflow in Facebook WhatsApp for iOS and others

No CVSS scoreEPSS 0.022 · 82nd percentile

Published by the CVE Program (CNA: facebook) at 14 Jun 2019, 17:02 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Facebook WhatsApp for iOS
  • affected 2.18.90.24
  • affected unspecified to before 2.18.90.24 custom
Facebook WhatsApp Business for iOS
  • affected 2.18.90.24
  • affected unspecified to before 2.18.90.24 custom
Identifiers
CVE-2018-20655
CNA
facebook
Weakness (CWE)
CWE-121
Published
14 Jun 2019
Updated
5 Aug 2024

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.022, the 82nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 14 Jun 2019. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.