Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2024-56520

Quick assessment

Affected
tecnick tcpdf
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

tc-lib-pdf-font是Tecnick开源的一个包含 PDF 字体方法和实用程序的 PHP 库。 tc-lib-pdf-font 2.6.4之前版本存在安全漏洞，该漏洞源于字体处理不当。

AI Predicted 5.3 Difficulty: Moderate EPSS 0.56% · P44

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2024-56520

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
tc-lib-pdf-font 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
tc-lib-pdf-font是Tecnick开源的一个包含 PDF 字体方法和实用程序的 PHP 库。 tc-lib-pdf-font 2.6.4之前版本存在安全漏洞，该漏洞源于字体处理不当。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
tecnick tcpdf 0 ~ 6.8.0 -

II. Public POCs for CVE-2024-56520

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2024-56520

请登录查看更多情报信息。

Patches & Fixes for CVE-2024-56520 (4)

Vendor Pages for CVE-2024-56520 (1)

Same Patch Batch · tecnick · 2024-12-27 · 5 CVEs total

CVE-2024-56522 TCPDF 安全漏洞
CVE-2024-56521 TCPDF 安全漏洞
CVE-2024-56519 TCPDF 安全漏洞
CVE-2024-56527 TCPDF 安全漏洞

IV. Related Vulnerabilities

Same product: tcpdf
Same vendor: tecnick

V. Comments for CVE-2024-56520

No comments yet

Leave a comment