Rockwell Automation 1756-EN4 CIP Message denial of service

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Rockwell Automation 1756-EN4. This affects an unknown function of the component CIP Message Handler. The manipulation results in denial of service. This vulnerability was named CVE-2023-3596. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, was found in Rockwell Automation 1756-EN4 (Automation Software) (unknown version). Affected is an unknown code block of the component CIP Message Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. CVE summarizes:

Where this vulnerability exists in the Rockwell Automation 1756-EN4* Ethernet/IP communication products, it could allow a malicious user to cause a denial of service by asserting the target system through maliciously crafted CIP messages.

The weakness was presented 07/12/2023. The advisory is shared for download at rockwellautomation.custhelp.com. This vulnerability is traded as CVE-2023-3596 since 07/10/2023. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Rockwell Automation): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/10/2023 🔍
07/12/2023 +2 days 🔍
07/12/2023 +0 days 🔍
08/02/2023 +21 days 🔍

Sourcesinfo

Advisory: rockwellautomation.custhelp.com
Status: Confirmed

CVE: CVE-2023-3596 (🔍)
GCVE (CVE): GCVE-0-2023-3596
GCVE (VulDB): GCVE-100-233868

Entryinfo

Created: 07/12/2023 16:29
Updated: 08/02/2023 09:08
Changes: 07/12/2023 16:29 (47), 08/02/2023 09:08 (1)
Complete: 🔍
Cache ID: 216::103

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