Multiple vulnerabilities in Omron SYSMAC CS/CJ/CP Series and NJ/NX Series
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2022-31204 CVE-2022-31207 CVE-2022-31206 |
| CWE-ID | CWE-319 CWE-345 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
SYSMAC CS1 Hardware solutions / Routers & switches, VoIP, GSM, etc SYSMAC CJ2M Hardware solutions / Routers & switches, VoIP, GSM, etc SYSMAC CJ2H Hardware solutions / Routers & switches, VoIP, GSM, etc SYSMAC CP1E Hardware solutions / Routers & switches, VoIP, GSM, etc SYSMAC CP1H Hardware solutions / Routers & switches, VoIP, GSM, etc SYSMAC CP1L Hardware solutions / Routers & switches, VoIP, GSM, etc SYSMAC NJ Series Hardware solutions / Routers & switches, VoIP, GSM, etc SYSMAC NX Series Hardware solutions / Routers & switches, VoIP, GSM, etc CX-Programmer Server applications / Application servers |
| Vendor | Omron |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Cleartext transmission of sensitive information
EUVDB-ID: #VU64800
Risk: Medium
CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2022-31204
CWE-ID:
CWE-319 - Cleartext Transmission of Sensitive Information
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to software uses insecure communication channel to transmit sensitive information. A remote attacker with ability to intercept network traffic can gain access to sensitive data.
MitigationInstall updates from vendor's website.
Vulnerable software versionsSYSMAC CS1: before 4.1
SYSMAC CJ2M: before 2.1
SYSMAC CJ2H: before 1.5
SYSMAC CP1E: before 1.30
SYSMAC CP1H: before 1.30
SYSMAC CP1L: before 1.10
CX-Programmer: before 9.6
CPE2.3- cpe:2.3:h:omron:sysmac_cs1:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cj2m:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cj2h:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cp1e:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cp1h:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cp1l:*:*:*:*:*:*:*:*
- cpe:2.3:a:omron:cx-programmer:*:*:*:*:*:*:*:*
https://ics-cert.us-cert.gov/advisories/icsa-22-179-02
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Insufficient verification of data authenticity
EUVDB-ID: #VU64802
Risk: Low
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2022-31207
CWE-ID:
CWE-345 - Insufficient Verification of Data Authenticity
Exploit availability: No
DescriptionThe vulnerability allows a remote user to compromsie the target system.
The vulnerability exists due to the logic that is downloaded to the PLC is not cryptographically authenticated. A remote administrator can execute arbitrary object code commands on the defined software logic.
MitigationInstall updates from vendor's website.
Vulnerable software versionsSYSMAC CS1: before 4.1
SYSMAC CJ2M: before 2.1
SYSMAC CJ2H: before 1.5
SYSMAC CP1E: before 1.30
SYSMAC CP1H: before 1.30
SYSMAC CP1L: before 1.10
CPE2.3- cpe:2.3:h:omron:sysmac_cs1:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cj2m:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cj2h:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cp1e:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cp1h:*:*:*:*:*:*:*:*
- cpe:2.3:h:omron:sysmac_cp1l:*:*:*:*:*:*:*:*
https://ics-cert.us-cert.gov/advisories/icsa-22-179-02
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Insufficient verification of data authenticity
EUVDB-ID: #VU64803
Risk: Low
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2022-31206
CWE-ID:
CWE-345 - Insufficient Verification of Data Authenticity
Exploit availability: No
DescriptionThe vulnerability allows a remote user to compromsie the target system.
The vulnerability exists due to the logic that is downloaded to the PLC is not cryptographically authenticated. A remote administrator can manipulate transmitted object code to the PLC and execute arbitrary machine code on the processor of the PLC's CPU module.
MitigationInstall updates from vendor's website.
Vulnerable software versionsSYSMAC NJ Series: before 1.49
SYSMAC NX Series: before 1.29
CPE2.3 External linkshttps://ics-cert.us-cert.gov/advisories/icsa-22-179-02
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
