What is the CVSS score of CVE-2023-33375?

CVE-2023-33375 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.8%.

Connected Io CVE-2023-33375

CRITICAL

Out-of-bounds Write (CWE-787)

2023-08-04 cve@mitre.org

Memory Corruption Buffer Overflow Connected Io

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Aug 04, 2023 - 18:15 nvd

CRITICAL 9.8

DescriptionNVD

Connected IO v2.1.0 and prior has a stack-based buffer overflow vulnerability in its communication protocol, enabling attackers to take control over devices.

AnalysisAI

Connected IO v2.1.0 and prior has a stack-based buffer overflow vulnerability in its communication protocol, enabling attackers to take control over devices. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Write (CWE-787), which allows attackers to write data beyond allocated buffer boundaries leading to code execution or crashes. Connected IO v2.1.0 and prior has a stack-based buffer overflow vulnerability in its communication protocol, enabling attackers to take control over devices. Affected products include: Connectedio Connected Io.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate write boundaries, use memory-safe languages, enable compiler protections (ASLR, stack canaries).