VDB-260435 · CVE-2023-5393 · GCVE-0-2023-5393

Honeywell Experion Server Message length parameter

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.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Honeywell Experion Server. It has been rated as problematic. Affected is an unknown function of the component Message Handler. The manipulation leads to length parameter. This vulnerability is referenced as CVE-2023-5393. Remote exploitation of the attack is possible. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Honeywell Experion Server (version unknown). This issue affects an unknown function of the component Message Handler. The manipulation with an unknown input leads to a length parameter vulnerability. Using CWE to declare the problem leads to CWE-130. The product parses a formatted message or structure, but it does not handle or incorrectly handles a length field that is inconsistent with the actual length of the associated data. Impacted is integrity, and availability. The summary by CVE is:

Server receiving a malformed message that causes a disconnect to a hostname may causing a stack overflow resulting in possible remote code execution. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

It is possible to read the advisory at process.honeywell.com. The identification of this vulnerability is CVE-2023-5393 since 10/04/2023. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Applying the patch 510.2 HF13/511.5 TCU4 HF3/520.1 TCU4/520.2 TCU4 is able to eliminate this problem.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Honeywell

Name

Experion Server

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 4.8
VulDB Temp Score: 4.6
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: Length parameter
CWE: CWE-130 / 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: 🔍

Patch: 510.2 HF13/511.5 TCU4 HF3/520.1 TCU4/520.2 TCU4

Timelineinfo

10/04/2023 🔍
04/11/2024 +190 days 🔍
04/11/2024 +0 days 🔍
05/16/2024 +35 days 🔍

Sourcesinfo

Advisory: process.honeywell.com
Status: Confirmed

CVE: CVE-2023-5393 (🔍)
GCVE (CVE): GCVE-0-2023-5393
GCVE (VulDB): GCVE-100-260435

Entryinfo

Created: 04/11/2024 21:43
Updated: 05/16/2024 20:36
Changes: 04/11/2024 21:43 (61), 05/16/2024 20:36 (1)
Complete: 🔍
Cache ID: 216::103