November 25, 2024 · Applied Cybernetics Group
CVE-2023-28461 — Array Networks AG/vxAG ArrayOS
known ransomware use
Array Networks AG and vxAG ArrayOS Missing Authentication for Critical Function Vulnerability
- Added to KEV
2024-11-25- Federal due date
2024-12-16- Vendor
- Array Networks
- Product
- AG/vxAG ArrayOS
- EPSS
- 99.3th percentile (score 0.681, as of
2026-09-16) - NVD CVSS v3.1
- 9.8 (CRITICAL)
- Ransomware use
- Known
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2023-28461
CISA short description
Array Networks AG and vxAG ArrayOS contain a missing authentication for critical function vulnerability that allows an attacker to read local files and execute code on the SSL VPN gateway.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
NVD 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."