What is the CVSS score of CVE-2023-43694?

CVE-2023-43694 has a CVSS 3.1 base score of 5.2 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of Malwarebytes are affected by CVE-2023-43694?

Organizations using Malwarebytes 4.6.14.326 and should be aware of moderate risk from CVE-2023-43694, a out-of-bounds read vulnerability rated CVSS 5.2.

How to fix or mitigate CVE-2023-43694?

Within 30 days: Identify affected systems running Malwarebytes 4.6.14.326 and and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Malwarebytes CVE-2023-43694

MEDIUM

Out-of-bounds Read (CWE-125)

2025-08-14 cve@mitre.org

Denial Of Service Buffer Overflow Information Disclosure

5.2

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.2 MEDIUM

AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:L/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:L/A:L

Attack Vector

Local

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:06 vuln.today

CVE Published

Aug 14, 2025 - 16:15 nvd

MEDIUM 5.2

DescriptionCVE.org

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.

AnalysisAI

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). Rated medium severity (CVSS 5.2). No vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. 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.

Affected ProductsAI

Malwarebytes 4.6.14.326 and.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.