CVE-2022-27623

Name: CVE-2022-27623
Creator: NVD / NIST
Published: 2022-10-25T17:15:51.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 0.75%

Last modified Jun 17, 2026

CVE-2022-27623 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Missing authentication for critical function vulnerability in iSCSI management functionality in Synology DiskStation Manager (DSM) before 7.1-42661 allows remote attackers to read or write arbitrary files via unspecified vectors.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.

Description

Missing authentication for critical function vulnerability in iSCSI management functionality in Synology DiskStation Manager (DSM) before 7.1-42661 allows remote attackers to read or write arbitrary files via unspecified vectors.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS Probability

0.75%

50.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Synology	Diskstation Manager	< 7.1-42661

References

https://www.synology.com/security/advisory/Synology_SA_22_18Vendor Advisory
https://www.synology.com/security/advisory/Synology_SA_22_18Vendor Advisory

Timeline

Published: Oct 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-27623?

How severe is CVE-2022-27623?

CVE-2022-27623 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.

How do I fix CVE-2022-27623?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-27623?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST