WhatsApp RCE via Integer Underflow in Video File Processing
CVE-2022-27492 Published on September 23, 2022

An integer underflow in WhatsApp could have caused remote code execution when receiving a crafted video file.

NVD

Vulnerability Analysis

CVE-2022-27492 is exploitable with local system access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Integer underflow Vulnerability?

The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. This can happen in signed and unsigned cases.

CVE-2022-27492 has been classified to as an Integer underflow vulnerability or weakness.


Products Associated with CVE-2022-27492

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Affected Versions

Meta WhatsApp Business for iOS: Meta WhatsApp for iOS: Meta WhatsApp for Android: Meta WhatsApp Business for Android:

Exploit Probability

EPSS
3.59%
Percentile
87.73%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.