CVE-2024-56521
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.
TCPDF是Tecnick开源的一个库。用于生成 PDF 文档和条形码。 TCPDF 6.8.0之前版本存在安全漏洞，该漏洞源于CURLOPT_SSL_VERIFYHOST 和 CURLOPT_SSL_VERIFYPEER 的设置不安全。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2024-56521
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in TCPDF before 6.8.0. If libcurl is used, CURLOPT_SSL_VERIFYHOST and CURLOPT_SSL_VERIFYPEER are set unsafely.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
证书验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
TCPDF 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TCPDF是Tecnick开源的一个库。用于生成 PDF 文档和条形码。 TCPDF 6.8.0之前版本存在安全漏洞，该漏洞源于CURLOPT_SSL_VERIFYHOST 和 CURLOPT_SSL_VERIFYPEER 的设置不安全。
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
II. Public POCs for CVE-2024-56521
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2024-56521 (2)
Vendor Pages for CVE-2024-56521 (1)
Same Patch Batch · tecnick · 2024-12-27 · 5 CVEs total
| CVE-2024-56520 | tc-lib-pdf-font 安全漏洞 | |
| CVE-2024-56522 | TCPDF 安全漏洞 | |
| CVE-2024-56519 | TCPDF 安全漏洞 | |
| CVE-2024-56527 | TCPDF 安全漏洞 |
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V. Comments for CVE-2024-56521
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