What is the CVSS score of CVE-2023-0622?

CVE-2023-0622 has a CVSS 3.1 base score of 7.8 (High). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Cscape Envision Rv CVE-2023-0622

HIGH

Out-of-bounds Write (CWE-787)

2023-03-09 ics-cert@hq.dhs.gov

Memory Corruption Buffer Overflow RCE Cscape Envision Rv

7.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Mar 09, 2023 - 22:15 nvd

HIGH 7.8

DescriptionNVD

Cscape Envision RV version 4.60 is vulnerable to an out-of-bounds write vulnerability when parsing project (i.e. HMI) files. The product lacks proper validation of user-supplied data, which could result in writes past the end of allocated data structures. An attacker could leverage these vulnerabilities to execute arbitrary code in the context of the current process.

AnalysisAI

Cscape Envision RV version 4.60 is vulnerable to an out-of-bounds write vulnerability when parsing project (i.e. Rated high severity (CVSS 7.8), this vulnerability is 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. Cscape Envision RV version 4.60 is vulnerable to an out-of-bounds write vulnerability when parsing project (i.e. HMI) files. The product lacks proper validation of user-supplied data, which could result in writes past the end of allocated data structures. An attacker could leverage these vulnerabilities to execute arbitrary code in the context of the current process. Affected products include: Hornerautomation Cscape Envision Rv. Version information: version 4.60.

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).