What is the CVSS score of CVE-2024-6876?

CVE-2024-6876 has a CVSS 3.1 base score of 4.4 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L. EPSS exploitation probability: 0.2%.

Oscat Basic Library CVE-2024-6876

MEDIUM

Out-of-bounds Read (CWE-125)

2024-09-10 info@cert.vde.com

Buffer Overflow Information Disclosure Oscat Basic Library

4.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.4 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

Low

Lifecycle Timeline

CVE Published

Sep 10, 2024 - 16:15 nvd

MEDIUM 4.4

DescriptionNVD

Out-of-Bounds read vulnerability in OSCAT Basic Library allows an local, unprivileged attacker to access limited internal data of the PLC which may lead to a crash of the affected service.

AnalysisAI

Out-of-Bounds read vulnerability in OSCAT Basic Library allows an local, unprivileged attacker to access limited internal data of the PLC which may lead to a crash of the affected service. Rated medium severity (CVSS 4.4), this vulnerability is low attack complexity. 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. Out-of-Bounds read vulnerability in OSCAT Basic Library allows an local, unprivileged attacker to access limited internal data of the PLC which may lead to a crash of the affected service. Affected products include: Codesys Oscat Basic Library.

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.