CVE-2024-48849: CVE-2024-48849: Missing Origin Validation in WebSockets vulnerability in FLXEON. Session management was no…
Unknown · · NVD published 2025-01-30 · posted 2025-04-11 · last modified 2026-06-17
What it is
Missing Origin Validation in WebSockets vulnerability in FLXEON. Session management was not sufficient to prevent unauthorized HTTPS requests. This issue affects FLXEON: through <= 9.3.4.
| Weakness | CWE-1385 |
|---|---|
| CVSS vector | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X (source: [email protected]) |
| ATT&CK tactics | n/a |
Exploitation evidence
First exploit evidence seen: 2025-04-11 (earliest date across the sources below).
Exploited in the wild
No source on this site lists in-the-wild exploitation yet (CISA KEV, VulnCheck KEV).
Public exploit code
Exploit-DB
- EDB-52184: ABB Cylon FLXeon 9.3.4 - WebSocket Command Spawning (2025-04-11)
Sources: Exploit-DB (OffSec).
No ATT&CK techniques could be mapped or inferred for this CVE yet.
How to fix it
Fixed versions
NVD does not list a fixed version for this CVE. Use the vendor advisory below.
Derived from the NVD CPE configuration (versionEndExcluding / versionEndIncluding). Always confirm with the vendor advisory.
Vendor advisories and patches
No vendor-tagged reference yet; see the full reference list.
Detection Generic guidance
Response checklist Generic guidance
- Inventory: find every instance of the affected product and version (include internet-facing and forgotten ones).
- Patch or mitigate per the vendor advisory; if you cannot patch, remove internet exposure or apply the vendor workaround.
- Assume compromise if the system was exposed before patching: hunt for the indicators in the advisory and review logs back to the disclosure date.
- Rotate credentials and secrets stored on or used by the affected system if compromise cannot be ruled out.