Font Handling Issues in TCPDF and tc-lib-pdf-font
CVE-2024-56520

7.3HIGH

Key Information:

Vendor

Tecnick

Status
TcPDF
Vendor
CVE Published:
27 December 2024

What is CVE-2024-56520?

An issue has been identified in tc-lib-pdf-font, which impacts the way fonts are managed within TCPDF and related products. Specifically, prior to the version 2.6.4 of tc-lib-pdf-font and version 6.8.0 of TCPDF, there were misparsing issues with the FontBBox for Type 1 and TrueType fonts. This flaw may lead to unexpected behaviors in documents that utilize these font types, potentially affecting the display or rendering of text within generated PDF files. Users of these affected versions are urged to update to the latest releases to mitigate risks associated with this vulnerability.

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Affected Version(s)

tcpdf 0 < 6.8.0

References

https://tcpdf.org
https://github.com/tecnickcom/TCPDF/compare/6.7.8...6.8.0
https://github.com/tecnickcom/TCPDF/commit/a0a02efe487cc3...

CVSS V3.1

Score:
7.3
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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