CVE-2023-31169

Improper Handling of Unicode Encoding

Severity Score

5.7

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

An Improper Handling of Unicode Encoding vulnerability in the Schweitzer Engineering Laboratories SEL-5030 acSELerator QuickSet Software could allow an attacker to embed instructions that could be executed by an authorized device operator. See Instruction Manual Appendix A and Appendix E dated 20230615 for more details.
This issue affects SEL-5030 acSELerator QuickSet Software: through 7.1.3.0.

An Improper Handling of Unicode Encoding vulnerability in the Schweitzer Engineering Laboratories SEL-5030 acSELerator QuickSet Software could allow an attacker to embed instructions that could be executed by an authorized device operator. See Instruction Manual Appendix A and Appendix E dated 20230615 for more details. This issue affects SEL-5030 acSELerator QuickSet Software: through 7.1.3.0.

*Credits: Gabriele Quagliarella of Nozomi Networks

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

Single

Confidentiality

None

Integrity

Complete

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-04-24 CVE Reserved
2023-08-31 CVE Published
2024-09-27 CVE Updated
2024-12-17 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-176: Improper Handling of Unicode Encoding
CWE-755: Improper Handling of Exceptional Conditions

CAPEC

CAPEC-549: Local Execution of Code

References (2)

URL	Tag	Source
https://www.nozominetworks.com/blog	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://selinc.com/support/security-notifications/external-reports	2023-09-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Selinc Search vendor "Selinc"		Sel-5030 Acselerator Quickset Search vendor "Selinc" for product "Sel-5030 Acselerator Quickset"				<= 7.1.3.0 Search vendor "Selinc" for product "Sel-5030 Acselerator Quickset" and version " <= 7.1.3.0"		-		Affected