What’s Vulnerable › Vulnerabilities

CVE-2023-41121

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-25 · updated 2026-06-17
• Weakness: CWE-400

Description

Array AG OS before 9.4.0.499 allows denial of service: remote attackers can cause system service processes to crash through abnormal HTTP operations.

Affected products

• Array Networks ArrayOS AG: before 9.4.0.499 — fixed in 9.4.0.499

How to fix

Upgrade to a fixed version: Array Networks ArrayOS AG 9.4.0.499. Check the vendor advisory for mitigations.

References

• https://semonto.com/tools/website-reachability-check?test=325b4e588e64536b21664d24640f547
• https://support.arraynetworks.net/prx/001/http/supportportal.arraynetworks.net/documentation/FieldNotice/Array_Networks_Security_Advisory_for_Denial_of_Service_ID-144162.pdf
• https://semonto.com/tools/website-reachability-check?test=325b4e588e64536b21664d24640f547
• https://support.arraynetworks.net/prx/001/http/supportportal.arraynetworks.net/documentation/FieldNotice/Array_Networks_Security_Advisory_for_Denial_of_Service_ID-144162.pdf

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