CVE-2025-15620
Web interface DoS allows remote reboot via crafted HTTP GET.
Is CVE-2025-15620 being exploited?
Not confirmed. CVE-2025-15620 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.51% probability of exploitation in the next 30 days.
How severe is CVE-2025-15620?
CVE-2025-15620 is rated Critical with a CVSS score of 9.2. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2025-15620?
Yes. A fix has been recorded for CVE-2025-15620. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-15620 affect?
CVE-2025-15620 affects HiOS Switch Platform v09.1.00 prior to v09.4.05, HiOS Switch Platform v10.3.01. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-15620?
Patch when available; enforce access controls to web UI.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote reboot of HiOS switches via crafted HTTP GET; DoS and device unavailability.
Patch when possible
- affected>= 09.1.00 and <= 09.4.05
- affected>= 10.0.00 and <= 10.3.01
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.