CVE-2024-56522 — Type Confusion in Tcpdf

CWE-843 — Type ConfusionCWE-697 — Incorrect Comparison6 documents5 sources
Severity
7.5HIGHNVD
EPSS
0.1%
top 70.02%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Tecnick TcpdfTcpdf Project TcpdfTecnickcom Tcpdf
Timeline
PublishedDec 27

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5tecnick/tcpdf< 6.8.0
▶Packagisttecnickcom/tcpdf< 6.8.0
▶NVDtcpdf_project/tcpdf< 6.8.0
▶Debiantcpdf_project/tcpdf< 6.3.5+dfsg1-1+deb11u1+3

Patches

Patch: github.com ↗

🔴Vulnerability Details

4
OSV
TCPDF has incorrect comparison↗2024-12-27
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CVEList
CVE-2024-56522: An issue was discovered in TCPDF before 6↗2024-12-27
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OSV
CVE-2024-56522: An issue was discovered in TCPDF before 6↗2024-12-27
▶
GHSA
TCPDF has incorrect comparison↗2024-12-27
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📋Vendor Advisories

1
Debian
CVE-2024-56522: tcpdf - An issue was discovered in TCPDF before 6.8.0. unserializeTCPDFtag uses != (aka ...↗2024
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CVE-2024-56522 — Type Confusion in Tecnick Tcpdf | cvebase