Stack-Based Buffer Overflow in FontForge Leading to Potential Code Execution
CVE-2017-11571

7.8HIGH

Key Information:

Vendor

Fontforge

Status
Fontforge
Vendor
CVE Published:
23 July 2017

What is CVE-2017-11571?

FontForge version 20161012 is susceptible to a stack-based buffer overflow within the addnibble function found in parsettf.c. This vulnerability can be exploited by providing a specially crafted OpenType font (otf) file, potentially leading to a denial-of-service (DoS) scenario or enabling remote code execution. The issue highlights the need for proper input validation when handling font files to maintain application security.

References

http://www.debian.org/security/2017/dsa-3958
vendor-advisoryx_refsource_DEBIAN
https://github.com/fontforge/fontforge/issues/3087
x_refsource_MISC

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

.