Omron CP1L-EL20DR-D FINS Protocol denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Omron CP1L-EL20DR-D. This affects an unknown function of the component FINS Protocol Handler. This manipulation causes denial of service. The identification of this vulnerability is CVE-2023-22357. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in Omron CP1L-EL20DR-D (SCADA Software) (affected version not known) and classified as problematic. Affected by this vulnerability is some unknown functionality of the component FINS Protocol Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Active debug code exists in OMRON CP1L-EL20DR-D all versions, which may lead to a command that is not specified in FINS protocol being executed without authentication. A remote unauthenticated attacker may read/write in arbitrary area of the device memory, which may lead to overwriting the firmware, causing a denial-of-service (DoS) condition, and/or arbitrary code execution.

The weakness was shared 01/17/2023. It is possible to read the advisory at jvn.jp. This vulnerability is known as CVE-2023-22357 since 12/27/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-26520). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

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License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

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

12/27/2022 🔍
01/17/2023 +21 days 🔍
01/17/2023 +0 days 🔍
09/29/2025 +986 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Not defined

CVE: CVE-2023-22357 (🔍)
GCVE (CVE): GCVE-0-2023-22357
GCVE (VulDB): GCVE-100-218479
EUVD: 🔍

Entryinfo

Created: 01/17/2023 13:44
Updated: 09/29/2025 09:49
Changes: 01/17/2023 13:44 (38), 02/09/2023 11:37 (11), 04/05/2025 01:00 (16), 09/29/2025 09:49 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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