CVE-2023-28461
Published 2023-03-15 · Updated 2026-08-05 · Source cve@mitre.org
Summary
CVE-2023-28461 is a critical-severity (CVSS 9.8) vulnerability in Array Networks AG/vxAG ArrayOS. CISA added it to the Known Exploited Vulnerabilities catalog on November 25, 2024, which means exploitation in the wild has been confirmed; US federal agencies had to remediate it by December 16, 2024. CISA also lists it as known to be used in ransomware campaigns, so it should be prioritised accordingly. Array Networks has 2 vulnerabilities in the KEV catalog, 1 of them linked to ransomware.
All 2 known-exploited Array Networks vulnerabilities →Description
Array Networks Array AG Series and vxAG (9.4.0.481 and earlier) allow remote code execution. An attacker can browse the filesystem on the SSL VPN gateway using a flags attribute in an HTTP header without authentication. The product could then be exploited through a vulnerable URL. The 2023-03-09 vendor advisory stated "a new Array AG release with the fix will be available soon."
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA Known-Exploited Vulnerability
Product: Array Networks — AG/vxAG ArrayOS
Name: Array Networks AG and vxAG ArrayOS Missing Authentication for Critical Function Vulnerability
Date added: 2024-11-25 · Due: 2024-12-16
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
References
- https://support.arraynetworks.net/prx/001/http/supportportal.arraynetworks.net/documentation/FieldNotice/Array_Networks_Security_Advisory_for_Remote_Code_Execution_Vulnerability_AG.pdf
- https://support.arraynetworks.net/prx/001/http/supportportal.arraynetworks.net/documentation/FieldNotice/Array_Networks_Security_Advisory_for_Remote_Code_Execution_Vulnerability_AG.pdf
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-28461