CVE-2021-21738
6.1 · MEDIUMOverview
CVE-2021-21738 is a medium-severity vulnerability affecting zte zxiptv_firmware. It was published on August 5, 2021 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
ZTE's big video business platform has two reflective cross-site scripting (XSS) vulnerabilities. Due to insufficient input verification, the attacker could implement XSS attacks by tampering with the parameters, to affect the operations of valid users. This affects: <ZXIPTV><ZXIPTV-EAS_PV5.06.04.09>
Remediation
Check the references section for vendor advisories and patches from zte. Update zxiptv_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 |
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Frequently Asked Questions
What is CVE-2021-21738?
CVE-2021-21738 is a medium-severity vulnerability affecting zte zxiptv_firmware. It was published on August 5, 2021 and has a CVSS 3.1 base score of 6.1 (MEDIUM).
How severe is CVE-2021-21738?
This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-21738?
Check the references section for vendor advisories and patches from zte. Update zxiptv_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-2021-21738?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-21738 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.
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