Vulnerability

CVE-2025-20362

Cisco Adaptive Security Appliance Software: unauthenticated denial of service

Most severe levelNo level of its own

Official data

CVSS 3.1
8.6 · highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Weakness
CWE-862
EPSS
87.09% probability of exploitation in the next 30 days, higher than 99% of CVEs
CISA KEV catalogue
Yes, since 25 September 2025

Sources: NVD (CVSS, weakness, publication), FIRST (EPSS), CISA (KEV catalogue).
Data read on 4 November 2026.

Timeline

  1. 25 September 2025Published on NVD
  2. 25 September 2025Added to the CISA KEV catalogue

In DefenceLevel briefings1 day

  • 8 November 2025Worth watching

Last 12 months.

The full analysis is in the briefingThe full analysis is in your archive

Why it matters now, who is affected and what to do: every day at 05:00 UTC, for subscribers.Why it matters, who is affected and what to do, as in the daily briefing.

More exploited Cisco vulnerabilities

Official records: NVDCVE.org

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