CVE-2023-35140
5.5 · MEDIUMOverview
CVE-2023-35140 is a medium-severity vulnerability affecting zyxel gs1900-48hpv2_firmware. It was published on November 7, 2023 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version V2.70(ABTO.5) could allow an authenticated local user with read-only access to modify system settings on a vulnerable device.
Remediation
Check the references section for vendor advisories and patches from zyxel. Update gs1900-48hpv2_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| zyxel | gs1900-48hpv2_firmware | 0 | Affected |
| zyxel | gs1900-48_firmware | 0 | Affected |
| zyxel | gs1900-24hpv2_firmware | 0 | Affected |
| zyxel | gs1900-24ep_firmware | 0 | Affected |
| zyxel | gs1900-24e_firmware | 0 | Affected |
| zyxel | gs1900-24_firmware | 0 | Affected |
| zyxel | gs1900-16_firmware | 0 | Affected |
| zyxel | gs1900-10hp_firmware | 0 | Affected |
| zyxel | gs1900-8hp_firmware | 0 | Affected |
| zyxel | gs1900-8_firmware | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2023-35140?
CVE-2023-35140 is a medium-severity vulnerability affecting zyxel gs1900-48hpv2_firmware. It was published on November 7, 2023 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2023-35140?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2023-35140?
Check the references section for vendor advisories and patches from zyxel. Update gs1900-48hpv2_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2023-35140?
CyberStrike's AI-powered security agents can automatically detect CVE-2023-35140 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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