# CVE-2021-22941

Improper Access Control in Citrix ShareFile storage zones controller before 5.11.20 may allow an unauthenticated attacker to remotely compromise the storage zones controller.

- Page: https://www.vulneraibility.com/cve/CVE-2021-22941
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2022-03-25; CISA due date 2022-04-15; known ransomware use
- EPSS: 53.59% (percentile 99.0)
- Unvetted proof-of-concept code on GitHub: 2 GitHub proofs of concept (first 2021-10-12)
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2025-02-04)
- Weakness: CWE-284
- Published: 2021-09-23

## Affected versions

- Citrix ShareFile storage zones controller: affected 5.11.20

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://support.citrix.com/article/CTX328123
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22941

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.