VDB-320208 · CVE-2023-43694 · GCVE-0-2023-43694

Malwarebytes prior 4.6.14.326/5.1.5.116/2020-10-21 out-of-bounds

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Malwarebytes. This impacts an unknown function. The manipulation results in out-of-bounds. This vulnerability was named CVE-2023-43694. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Malwarebytes. It has been classified as problematic. Affected is an unknown function. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. CVE summarizes:

An issue was discovered in Malwarebytes 4.6.14.326 and before and 5.1.5.116 and before (and Nebula 2020-10-21 and later). An Out of bounds read in several disassembling utilities causes stability issues and denial of service.

The advisory is shared for download at malwarebytes.com. This vulnerability is traded as CVE-2023-43694 since 09/21/2023. There are neither technical details nor an exploit publicly available.

Upgrading to version 4.6.14.326, 5.1.5.116 or 2020-10-21 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Anti-Malware Software

Name

Malwarebytes

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Malwarebytes 4.6.14.326/5.1.5.116/2020-10-21

Timelineinfo

09/21/2023 CVE reserved
08/14/2025 +693 days Advisory disclosed
08/14/2025 +0 days VulDB entry created
08/14/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: malwarebytes.com
Status: Confirmed

CVE: CVE-2023-43694 (🔒)
GCVE (CVE): GCVE-0-2023-43694
GCVE (VulDB): GCVE-100-320208

Entryinfo

Created: 08/14/2025 19:54
Changes: 08/14/2025 19:54 (53)
Complete: 🔍
Cache ID: 216::103