#VU78689 Authentication Bypass by Primary Weakness in Emerson products - CVE-2023-1935

Vulnerability identifier: #VU78689

Vulnerability risk: High

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-1935

CWE-ID: CWE-305

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ROC809
Hardware solutions / Routers & switches, VoIP, GSM, etc
ROC827
Hardware solutions / Routers & switches, VoIP, GSM, etc
ROC809L
Hardware solutions / Routers & switches, VoIP, GSM, etc
ROC827L
Hardware solutions / Routers & switches, VoIP, GSM, etc
DL8000
Hardware solutions / Routers & switches, VoIP, GSM, etc

Vendor: Emerson

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an authentication bypass by primary weakness. A remote attacker can gain unauthorized access to data or control of the device and perform a denial of service attack.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

ROC809: All versions

ROC827: All versions

ROC809L: All versions

ROC827L: All versions

DL8000: All versions

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External links
https://www.cisa.gov/news-events/ics-advisories/icsa-23-206-03

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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.