Vulnerability Details : CVE-2019-11931
Potential exploit
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 and could result in a DoS or RCE. This affects Android versions prior to 2.19.274, iOS versions prior to 2.19.100, Enterprise Client versions prior to 2.25.3, Business for Android versions prior to 2.19.104 and Business for iOS versions prior to 2.19.100.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2019-11931
- cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:windows:*:*
- cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:android:*:*
- cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:*
- cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:android:*:*
- cpe:2.3:a:whatsapp:whatsapp_business:*:*:*:*:*:iphone_os:*:*
- cpe:2.3:a:whatsapp:whatsapp_enterprise_client:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-11931
0.47%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 62 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-11931
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2019-11931
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: cve-assign@fb.com (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-11931
-
https://www.facebook.com/security/advisories/cve-2019-11931
FacebookThird Party Advisory
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