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CVE-2024-52270— PDF Document Spoofing in DropBox Sign(HelloSign)

Quick assessment

Affected
DropBox(HelloSign) DropBox Sign
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.

DropBox Sign（DropBox HelloSign）是DropBox公司的一个发送、接收和管理具有法律约束力的电子签名。 DropBox Sign 2024-12-04及之前版本存在安全漏洞，该漏洞源于用户界面关键信息漏洞的错误陈述，允许内容欺骗。

CVSS 8.2 · High EPSS 0.19% · P9

Affected Version Matrix 1

VendorProduct Version RangeStatus
DropBox(HelloSign) DropBox Sign ≤ 2024-12-04 affected
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I. Basic Information for CVE-2024-52270

Vulnerability Information
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Vulnerability Title
PDF Document Spoofing in DropBox Sign(HelloSign)
Source: CVE Program / CVE List V5
Vulnerability Description
User Interface (UI) Misrepresentation of Critical Information vulnerability in DropBox Sign(HelloSign) allows Content Spoofing. Displayed version does not show the layer flattened version, once download, If printed (e.g. via Google Chrome -> Examine the print preview): Will render the vulnerability only, not all layers are flattened. This issue affects DropBox Sign(HelloSign): through 2024-12-04.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:H/SA:N/AU:Y/U:Red
Source: CVE Program / CVE List V5
Vulnerability Type
关键信息的UI错误表达
Source: CVE Program / CVE List V5
Vulnerability Title
DropBox Sign 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DropBox Sign（DropBox HelloSign）是DropBox公司的一个发送、接收和管理具有法律约束力的电子签名。 DropBox Sign 2024-12-04及之前版本存在安全漏洞，该漏洞源于用户界面关键信息漏洞的错误陈述，允许内容欺骗。
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
DropBox(HelloSign) DropBox Sign 0 ~ 2024-12-04 -

II. Public POCs for CVE-2024-52270

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2024-52270

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News Coverage for CVE-2024-52270 (1)

Vendor Pages for CVE-2024-52270 (2)

Other References for CVE-2024-52270 (2)

IV. Related Vulnerabilities

Same weakness: CWE-451