synced 8 MIN AGO
01 Record

CVE-2019-11931

A stack-based buffer overflow could be triggered in WhatsApp by sending a specially crafted MP4 file to a WhatsApp user. The issue was present in parsing the elementary stream metadata of an MP4 file

UnratedPUBLISHEDCNA: facebook
CNA base scoreUnratedNo CNA CVSS vector

02 Description

A stack-based buffer overflow could be triggered in WhatsApp by sending a specially crafted MP4 file to a WhatsApp user. The issue was present in parsing the elementary stream metadata of an MP4 file

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.21% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 67.9% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2019-11-14 22:55Z6 YR AGO
Last updated
2024-08-04 23:10Z2 YR AGO
Reserved
2019-05-13
Assigning CNA
facebook
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-121Stack-based Buffer OverflowVariant
  • CWE-787Out-of-bounds WriteBase
Data version
5.1
Document digest
55252a466d9451da8765e46a9741d7fb74f3d2465caadb81a3192675d699c58d

05 Affected products

VendorProductVersionsPlatforms
FacebookWhatsApp for Android2.19.274, < 2.19.274—
FacebookWhatsApp for iOS2.19.100, < 2.19.100—
FacebookWhatsApp for Windows Phone<= 2.18.368—
FacebookWhatsApp Enterprise Client2.25.3, < 2.25.3—
FacebookWhatsApp Business for Android2.19.104, < 2.19.104—
FacebookWhatsApp Business for iOS2.19.100, < 2.19.100—

06 References