Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
Required
Privileges Required
None
Attack Vector
Network
0

CVE-2022-4055

Disclosure Date: November 19, 2022
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
7.4 High
Impact Score:
4
Exploitability Score:
2.8
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Changed
Confidentiality (C):
None
Integrity (I):
High
Availability (A):
None

General Information

Vendors

  • freedesktop

Products

  • xdg-utils

Additional Info

Technical Analysis