VDB-261376 · CVE-2023-5396 · GCVE-0-2023-5396

Honeywell Experion Server Message buffer access with incorrect length value

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Honeywell Experion Server. Impacted is an unknown function of the component Message Handler. Executing a manipulation can lead to buffer access with incorrect length value. This vulnerability is handled as CVE-2023-5396. The attack can be executed remotely. There is not any exploit available. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Honeywell Experion Server (the affected version unknown). It has been declared as problematic. This vulnerability affects an unknown part of the component Message Handler. The manipulation with an unknown input leads to a buffer access with incorrect length value vulnerability. The CWE definition for the vulnerability is CWE-805. The product uses a sequential operation to read or write a buffer, but it uses an incorrect length value that causes it to access memory that is outside of the bounds of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Server receiving a malformed message creates connection for a hostname that may cause a stack overflow resulting in possible remote code execution. See Honeywell Security Notification for recommendations on upgrading and versioning.

The advisory is shared for download at process.honeywell.com. This vulnerability was named CVE-2023-5396 since 10/04/2023. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Applying a patch is able to eliminate this problem.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Honeywell

Name

Experion Server

License

commercial

CPE 2.3info

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CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.4
CNA Vector (Honeywell International Inc.): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer access with incorrect length value
CWE: CWE-805 / CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/04/2023 🔍
04/17/2024 +196 days 🔍
04/17/2024 +0 days 🔍
05/24/2024 +37 days 🔍

Sourcesinfo

Advisory: process.honeywell.com
Status: Confirmed

CVE: CVE-2023-5396 (🔍)
GCVE (CVE): GCVE-0-2023-5396
GCVE (VulDB): GCVE-100-261376

Entryinfo

Created: 04/17/2024 19:05
Updated: 05/24/2024 11:28
Changes: 04/17/2024 19:05 (60), 05/24/2024 11:28 (1)
Complete: 🔍
Cache ID: 216::103