#VU85921 Command Injection in Emerson products - CVE-2023-46687

Vulnerability identifier: #VU85921

Vulnerability 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

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
GC370XA
Hardware solutions / Other hardware appliances
GC700XA
Hardware solutions / Other hardware appliances
GC1500XA
Hardware solutions / Other hardware appliances

Vendor: Emerson

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

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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

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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.