CVE-2024-56738

Published: Dic 29, 2024 Last Modified: Giu 24, 2025 EU-VD ID: EUVD-2024-53381
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 5,3
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: low
Integrity: none
Availability: none

Description

AI Translation Available

GNU GRUB (aka GRUB2) through 2.12 does not use a constant-time algorithm for grub_crypto_memcmp and thus allows side-channel attacks.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0013
Percentile
0,3th
Updated

EPSS Score Trend (Last 90 Days)

203

Observable Discrepancy

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Access Control
Potential Impacts:
Read Application Data Bypass Protection Mechanism
Applicable Platforms
All platforms may be affected
View CWE Details
208

Observable Timing Discrepancy

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Access Control
Potential Impacts:
Read Application Data Bypass Protection Mechanism
Applicable Platforms
All platforms may be affected
View CWE Details
Application

Grub2 by Gnu

Product Information
Vendor Gnu
Product Grub2
Version Range Affected
To 2.12 (inclusive)
cpe:2.3:a:gnu:grub2:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://savannah.gnu.org/bugs/?66603
Issue Tracking Third Party Advisory
https://savannah.gnu.org/bugs/?66603