CVE-2024-52270

Public Exploit
PDF Document Spoofing in DropBox Sign(HelloSign)

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.

Remediation

Workaround:

  • * If other party initiated e-signing - Download the PDF file for a security professionals/educated persons inspection * If possible - Download the PDF file and perform full flattening (of the entire document, not just form fields)

Category

8.2
CVSS
Severity: High
CVSS 4.0 •
EPSS 0.03%
Affected: DropBox(HelloSign) DropBox Sign
Published at:
Updated at:

References

Link Tags
https://www.vulsec.org/advisories vdb entry
https://www.loom.com/share/48f63594e14c49e19840ad9cb7d60453?sid=816c6afa-0b67-4b0b-98ff-d5c58d464038 exploit
https://new.space/s/ZuHoujvkjdzfY7Uihah7Yg#SKWLU_g2Cihfj4qsq9XNy6F4saxVAzD876PujiDOYfs exploit
https://drive.proton.me/urls/Z6DHXNRZQC#jkfO38rjOiOj exploit
https://sign.dropbox.com/ product
https://app.hellosign.com/ product

Frequently Asked Questions

What is the severity of CVE-2024-52270?
CVE-2024-52270 has been scored as a high severity vulnerability.
How to fix CVE-2024-52270?
As a workaround for remediating CVE-2024-52270: * If other party initiated e-signing - Download the PDF file for a security professionals/educated persons inspection * If possible - Download the PDF file and perform full flattening (of the entire document, not just form fields)
Is CVE-2024-52270 being actively exploited in the wild?
It is possible that CVE-2024-52270 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-52270?
CVE-2024-52270 affects DropBox(HelloSign) DropBox Sign.
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