9.1
CRITICAL
CVE-2022-45790
Omron FINS Protocol Memory Access Authentication Bypass
Description

The Omron FINS protocol has an authenticated feature to prevent access to memory regions. Authentication is susceptible to bruteforce attack, which may allow an adversary to gain access to protected memory. This access can allow overwrite of values including programmed logic.

INFO

Published Date :

Jan. 22, 2024, 6:15 p.m.

Last Modified :

Jan. 29, 2024, 4:37 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.2

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2022-45790 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Omron cj2m-cpu35_firmware
2 Omron cj2m-cpu34_firmware
3 Omron cj2m-cpu33_firmware
4 Omron cj2m-cpu32_firmware
5 Omron cj2m-cpu31_firmware
6 Omron cj2h-cpu68-eip_firmware
7 Omron cj2h-cpu67-eip_firmware
8 Omron cj2h-cpu66-eip_firmware
9 Omron cj2h-cpu65-eip_firmware
10 Omron cj2h-cpu64-eip_firmware
11 Omron cj2m-cpu15_firmware
12 Omron cj2m-cpu14_firmware
13 Omron cj2m-cpu13_firmware
14 Omron cj2m-cpu12_firmware
15 Omron cj2m-cpu11_firmware
16 Omron cj2m-md211_firmware
17 Omron cj2m-md212_firmware
18 Omron cj2h-cpu68_firmware
19 Omron cj2h-cpu67_firmware
20 Omron cj2h-cpu66_firmware
21 Omron cj2h-cpu65_firmware
22 Omron cj2h-cpu64_firmware
23 Omron cj1g-cpu45p_firmware
24 Omron cj1g-cpu45p-gtc_firmware
25 Omron cj1g-cpu44p_firmware
26 Omron cj1g-cpu43p_firmware
27 Omron cj1g-cpu42p_firmware
28 Omron cp1e-e_firmware
29 Omron cp1e-n_firmware
30 Omron cs1d-cpu67s_firmware
31 Omron cs1d-cpu65s_firmware
32 Omron cs1d-cpu44s_firmware
33 Omron cs1d-cpu42s_firmware
34 Omron cs1d-cpu65p_firmware
35 Omron cs1d-cpu67p_firmware
36 Omron cs1d-cpu67h_firmware
37 Omron cs1d-cpu65h_firmware
38 Omron cs1h-cpu67h_firmware
39 Omron cs1h-cpu66h_firmware
40 Omron cs1h-cpu65h_firmware
41 Omron cs1h-cpu64h_firmware
42 Omron cs1h-cpu63h_firmware
43 Omron cs1g-cpu45h_firmware
44 Omron cs1g-cpu44h_firmware
45 Omron cs1g-cpu43h_firmware
46 Omron cs1g-cpu42h_firmware
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-45790.

URL Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-05 Third Party Advisory US Government Resource
https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/ Third Party Advisory
https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-010_en.pdf Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-45790 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-45790 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Jan. 29, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
    Changed Reference Type https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-05 No Types Assigned https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-05 Third Party Advisory, US Government Resource
    Changed Reference Type https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/ No Types Assigned https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/ Third Party Advisory
    Changed Reference Type https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-010_en.pdf No Types Assigned https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-010_en.pdf Vendor Advisory
    Added CWE NIST CWE-307
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj1g-cpu45p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cj1g-cpu45p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj1g-cpu45p-gtc_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cj1g-cpu45p-gtc:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj1g-cpu44p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cj1g-cpu44p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj1g-cpu43p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cj1g-cpu43p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj1g-cpu42p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cj1g-cpu42p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cp1e-e_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.3 OR cpe:2.3:h:omron:cp1e-e:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cp1e-n_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.3 OR cpe:2.3:h:omron:cp1e-n:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu68_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu68:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu67_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu67:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu66_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu66:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu65_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu65:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu64_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu64:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu68-eip_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu68-eip:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu67-eip_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu67-eip:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu66-eip_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu66-eip:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu65-eip_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu65-eip:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2h-cpu64-eip_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.5 OR cpe:2.3:h:omron:cj2h-cpu64-eip:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu35_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu35:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu34_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu34:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu33_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu33:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu32_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu32:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu31_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu31:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu15_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu15:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu14_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu14:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu13_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu13:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu12_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu12:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-cpu11_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-cpu11:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-md211_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-md211:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cj2m-md212_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cj2m-md212:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu67s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cs1d-cpu67s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu65s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cs1d-cpu65s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu44s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cs1d-cpu44s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu42s_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 2.1 OR cpe:2.3:h:omron:cs1d-cpu42s:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu65p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.4 OR cpe:2.3:h:omron:cs1d-cpu65p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu67p_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.4 OR cpe:2.3:h:omron:cs1d-cpu67p:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu67h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.4 OR cpe:2.3:h:omron:cs1d-cpu67h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1d-cpu65h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 1.4 OR cpe:2.3:h:omron:cs1d-cpu65h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1h-cpu67h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1h-cpu67h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1h-cpu66h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1h-cpu66h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1h-cpu65h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1h-cpu65h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1h-cpu64h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1h-cpu64h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1h-cpu63h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1h-cpu63h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1g-cpu45h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1g-cpu45h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1g-cpu44h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1g-cpu44h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1g-cpu43h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1g-cpu43h:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:omron:cs1g-cpu42h_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 4.1 OR cpe:2.3:h:omron:cs1g-cpu42h:-:*:*:*:*:*:*:*
  • CVE Received by [email protected]

    Jan. 22, 2024

    Action Type Old Value New Value
    Added Description The Omron FINS protocol has an authenticated feature to prevent access to memory regions. Authentication is susceptible to bruteforce attack, which may allow an adversary to gain access to protected memory. This access can allow overwrite of values including programmed logic.
    Added Reference Dragos, Inc. https://www.cisa.gov/news-events/ics-advisories/icsa-23-262-05 [No types assigned]
    Added Reference Dragos, Inc. https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-010_en.pdf [No types assigned]
    Added Reference Dragos, Inc. https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/ [No types assigned]
    Added CWE Dragos, Inc. CWE-307
    Added CVSS V3.1 Dragos, Inc. AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-45790 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} 0.02%

score

0.24782

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability