CVE-2022-4055
Last modified
CVE-2022-4055 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. When xdg-mail is configured to use thunderbird for mailto URLs, improper parsing of the URL can lead to additional headers being passed to thunderbird that should not be included per RFC 2368. An attacker can use this method to create a mailto URL that looks safe to users, but will actually attach files when clicked.. EPSS estimates a 0.65% chance of exploitation in the next 30 days.
Description
When xdg-mail is configured to use thunderbird for mailto URLs, improper parsing of the URL can lead to additional headers being passed to thunderbird that should not be included per RFC 2368. An attacker can use this method to create a mailto URL that looks safe to users, but will actually attach files when clicked.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Freedesktop | Xdg-Utils | >= 1.1.0, <= 1.1.3 |
References
- https://gitlab.freedesktop.org/xdg/xdg-utils/-/issues/205#note_1494267Exploit, Issue Tracking, Third Party Advisory
- https://gitlab.freedesktop.org/xdg/xdg-utils/-/issues/205#note_1494267Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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