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

CVE-2024-1633

Disclosure Date: February 19, 2024
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

During the secure boot, bl2 (the second stage of
the bootloader) loops over images defined in the table “bl2_mem_params_descs”.
For each image, the bl2 reads the image length and destination from the image’s
certificate. Because of the way of reading from the image, which base on 32-bit unsigned integer value, it can result to an integer overflow. An attacker can bypass memory range restriction and write data out of buffer bounds, which could result in bypass of secure boot.

Affected git version from c2f286820471ed276c57e603762bd831873e5a17 until (not 

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CVSS V3 Severity and Metrics
Base Score:
2.0 Low
Impact Score:
1.4
Exploitability Score:
0.5
Vector:
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector (AV):
Physical
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
Low
Availability (A):
None

General Information

Additional Info

Technical Analysis