Multiple vulnerabilities in Emerson Rosemount GC370XA, GC700XA, GC1500XA

1) Command Injection

EUVDB-ID: #VU85921

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-46687

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation. A remote unauthenticated attacker can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GC370XA: 4.1.5

GC700XA: 4.1.5

GC1500XA: 4.1.5

CPE2.3

External links

https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-01
https://www.emerson.com/documents/automation/security-notification-emerson-gas-chromatographs-cyber-security-notification-icsa-24-030-01-en-10103910.pdf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) OS Command Injection

EUVDB-ID: #VU85924

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-49716

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation. A remote user on the local can pass specially crafted data to the application and execute arbitrary commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GC370XA: 4.1.5

GC700XA: 4.1.5

GC1500XA: 4.1.5

CPE2.3

External links

https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-01
https://www.emerson.com/documents/automation/security-notification-emerson-gas-chromatographs-cyber-security-notification-icsa-24-030-01-en-10103910.pdf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Improper Authentication

EUVDB-ID: #VU85925

Risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-51761

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests. A remote attacker on the local network can bypass authentication process and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GC370XA: 4.1.5

GC700XA: 4.1.5

GC1500XA: 4.1.5

CPE2.3

External links

https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-01
https://www.emerson.com/documents/automation/security-notification-emerson-gas-chromatographs-cyber-security-notification-icsa-24-030-01-en-10103910.pdf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Improper Authorization

EUVDB-ID: #VU85926

Risk: Low

CVSSv4.0: 2.4 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-43609

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to improper authorization. A remote attacker on the local network can obtain access to sensitive information or perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GC370XA: 4.1.5

GC700XA: 4.1.5

GC1500XA: 4.1.5

CPE2.3

External links

https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-01
https://www.emerson.com/documents/automation/security-notification-emerson-gas-chromatographs-cyber-security-notification-icsa-24-030-01-en-10103910.pdf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Risk	High
Patch available	YES
Number of vulnerabilities	4
CVE-ID	CVE-2023-46687 CVE-2023-49716 CVE-2023-51761 CVE-2023-43609
CWE-ID	CWE-77 CWE-78 CWE-287 CWE-285
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	GC370XA Hardware solutions / Other hardware appliances GC700XA Hardware solutions / Other hardware appliances GC1500XA Hardware solutions / Other hardware appliances
Vendor	Emerson