CVE-2024-56522

Dec. 30, 2024, 4:15 p.m.

7.5
High

Description

An issue was discovered in TCPDF before 6.8.0. unserializeTCPDFtag uses != (aka loose comparison) and does not use a constant-time function to compare TCPDF tag hashes.

Product(s) Impacted

Product Versions
TCPDF
  • ['before 6.8.0']

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

References

https://github.com/tecnickcom/TCPDF/commit/d54b97cec33f4f1a5ad81119a82085cad93cec89
https://github.com/tecnickcom/TCPDF/compare/6.7.8...6.8.0
https://tcpdf.org
https://www.php.net/manual/en/types.comparisons.php

Tags

cve@mitre.org
CWE-843
2024-12-27
CVE-2024-56522

CVSS Score

7.5 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: NONE
  • Availability Impact: NONE

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

    View Vector String

Timeline

Published: Dec. 27, 2024, 5:15 a.m.
Last Modified: Dec. 30, 2024, 4:15 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cve@mitre.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.