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HIGH · 7.4

CVE-2022-4055

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 atta...

Vulnerability 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.

CVSS Score

7.4

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
FreedesktopXdg-Utils>= 1.1.0, <= 1.1.3

Related Weaknesses (CWE)

CWE-146

References

FAQ

What is CVE-2022-4055?

CVE-2022-4055 is a vulnerability with a CVSS score of 7.4 (HIGH). 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 atta...

How severe is CVE-2022-4055?

CVE-2022-4055 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-4055?

Check the references section above for vendor advisories and patch information. Affected products include: Freedesktop Xdg-Utils.