CVE-2021-32816

Regular expression Denial of Service in ProtonMail

State: Published
Severity: 6.5 Medium
Published: May 14, 2021
Updated: Aug 3, 2024
Reserved: May 12, 2021

Description

ProtonMail Web Client is the official AngularJS web client for the ProtonMail secure email service. ProtonMail Web Client before version 3.16.60 has a regular expression denial-of-service vulnerability. This was fixed in commit 6687fb. There is a full report available in the referenced GHSL-2021-027.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
WebClientProtonMail	< 3.16.60Affected

References

https://securitylab.github.com/advisories/GHSL-2021-027-redos-ProtonMail/
https://github.com/ProtonMail/WebClient/commit/6687fbb867ef872c96cf4fde68cb6e9c58d3fddc

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