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CVE-2021-21738

MEDIUMCVSS 6.1/10EPSS 0.58%

Last modified

CVE-2021-21738 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

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>

Metrics

CVSS 3.1
6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.58%

43.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ZteZxiptv Firmwarezxiptv-eas_pv5.06.04.09

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-21738?
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>
How severe is CVE-2021-21738?
CVE-2021-21738 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21738?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21738?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST