CVE-2024-56522
TCPDF has incorrect comparison
7.5
HIGH
CVSS 3.1
EPSS 0.15%
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.
How to fix CVE-2024-56522
To remediate CVE-2024-56522, upgrade the affected package to a fixed version below.
- Debian/tcpdf—upgrade to 6.3.5+dfsg1-1+deb11u1 or later
- —upgrade to 6.8.0 or later
Is CVE-2024-56522 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 6.3.5+dfsg1-1+deb11u1
- from 0, < 6.8.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |