// For flags

CVE-2023-2747

Uninitialized IV in Silicon Labs SE FW v2.0.0 through v 2.2.1 for internally stored data

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

The initialization vector (IV) used by the secure engine (SE) for encrypting data stored in the SE flash memory is uninitialized.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Physical
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Local
Attack Complexity
Low
Authentication
Single
Confidentiality
Complete
Integrity
None
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-05-16 CVE Reserved
  • 2023-06-15 CVE Published
  • 2024-12-11 CVE Updated
  • 2025-04-15 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-908: Use of Uninitialized Resource
  • CWE-1204: Generation of Weak Initialization Vector (IV)
CAPEC
  • CAPEC-114: Authentication Abuse
References (1)
URL Tag Source
https://github.com/SiliconLabs/gecko_sdk Product
URL Date SRC
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Silabs
Search vendor "Silabs"
 Gecko Software Development Kit
Search vendor "Silabs" for product "Gecko Software Development Kit"
 >= 2.0.0 < 2.2.1
Search vendor "Silabs" for product "Gecko Software Development Kit" and version " >= 2.0.0 < 2.2.1"
-
Affected