Improper Input Validation in Font Parsing Affects Vendor's Product
CVE-2023-27916

7.8HIGH

Key Information:

Vendor

Horner Automation

Status
Cscape
Cscape EnvisionRV
Vendor
CVE Published:
6 June 2023

What is CVE-2023-27916?

The affected application does not properly validate user-supplied data during the parsing of font files, such as FNT files. This oversight may lead to out-of-bounds read vulnerabilities, enabling attackers to potentially execute arbitrary code within the context of the current process. Proper input validation mechanisms are crucial to mitigate these risks and prevent unauthorized exploitation.

Affected Version(s)

Cscape v9.90 SP8

Cscape EnvisionRV v4.70

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-1...

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Michael Heinzl reported these vulnerabilities to CISA.
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