Facebook WhatsApp on iOS/Android Video Call heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$5k-$25k1.29

A vulnerability has been found in Facebook WhatsApp on iOS/Android (Social Network Software) (the affected version is unknown) and classified as critical. This vulnerability affects some unknown functionality of the component Video Call Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An integer overflow in WhatsApp could result in remote code execution in an established video call.

The weakness was shared 09/23/2022. The advisory is shared for download at whatsapp.com. This vulnerability was named CVE-2022-36934 since 07/27/2022. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 09/23/2022).

Upgrading eliminates this vulnerability.

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CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-122 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

07/27/2022 CVE reserved
09/23/2022 +58 days Advisory disclosed
09/23/2022 +0 days VulDB entry created
09/23/2022 +0 days VulDB last update

Sourcesinfo

Advisory: whatsapp.com
Status: Confirmed

CVE: CVE-2022-36934 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 09/23/2022 07:54 AM
Changes: (19) software_type vulnerability_cvss2_vuldb_basescore vulnerability_cvss2_vuldb_tempscore vulnerability_cvss2_vuldb_av vulnerability_cvss2_vuldb_ac vulnerability_cvss2_vuldb_au vulnerability_cvss2_vuldb_ci vulnerability_cvss2_vuldb_ii vulnerability_cvss2_vuldb_ai vulnerability_cvss2_vuldb_e vulnerability_cvss2_vuldb_rl vulnerability_cvss2_vuldb_rc vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss3_vuldb_basescore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_vuldb_e advisory_date exploit_price_0day
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