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

CVE-2022-34301

Disclosure Date: August 26, 2022
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A flaw was found in CryptoPro Secure Disk bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre-boot stage, an attacker simply needs to replace the existing signed bootloader currently in use with this bootloader. Access to the EFI System Partition is required for booting using external media.

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CVSS V3 Severity and Metrics
Base Score:
6.7 Medium
Impact Score:
5.9
Exploitability Score:
0.8
Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • kidan,
  • microsoft,
  • redhat

Products

  • cryptopro securedisk for bitlocker,
  • enterprise linux 7.0,
  • enterprise linux 8.0,
  • enterprise linux 9.0,
  • windows 10 -,
  • windows 10 1607,
  • windows 10 1809,
  • windows 10 20h2,
  • windows 10 21h1,
  • windows 10 21h2,
  • windows 11 -,
  • windows 8.1 -,
  • windows rt 8.1 -,
  • windows server 2012 -,
  • windows server 2012 r2,
  • windows server 2016 -,
  • windows server 2016 20h2,
  • windows server 2019 -,
  • windows server 2022 -

Additional Info

Technical Analysis