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

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

• arraynetworks arrayos agbefore 9.4.0.499

Other highest-scoring records for the same primary product.

• CVE-2023-28461Array Networks Array AG Series and vxAG (9.4.0.481 and earlier) allow remote code execution.KEV
  89Now
• CVE-2025-66644Array Networks ArrayOS AG before 9.4.5.9 allows command injection, as exploited in the wild in August through December 2025.KEV
  70This week
• CVE-2023-51707MotionPro in Array ArrayOS AG before 9.4.0.505 on AG and vxAG allows remote command execution via crafted packets.
  39Monitor
• CVE-2022-42897Array Networks AG/vxAG with ArrayOS AG before 9.4.0.469 allows unauthenticated command injection that leads to privilege escalation and cont
  39Monitor
• CVE-2023-24613The user interface of Array Networks AG Series and vxAG through 9.4.0.470 could allow a remote attacker to use the gdb tool to overwrite the
  19Monitor

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Root cause

Code that parses nested structures sets no depth or size limit. A small input can turn into a disproportionate processing load.

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

1function expand(node) {2  return node.children.map(expand);3}

1const MAX_DEPTH = 32;2function expand(node, depth = 0) {3  if (depth > MAX_DEPTH) throw new Error("too deep");4  return node.children.map((c) => expand(c, depth + 1));5}

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.