onyx

onyx --cves cve-2023-20086

CVE-2023-20086

HIGHCisco ASA
score
<0.1
cvss
8.6
epss
0.7%
published
2023-11-01
kev added
—
first seen

Cisco ASA and FTD Software contain a denial of service caused by improper processing of ICMPv6 messages, letting unauthenticated remote attackers cause device reloads, exploit requires sending crafted ICMPv6 messages.

Timeline

How this CVE moved toward exploitation. Chart: last 30 days — trend score, EPSS, community mentions per day; hover the event lane.

events2023-11-01 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 0.7%2026-09-23: epss 0.7%2026-09-24: epss 0.7%2026-09-25: epss 0.7%2026-09-26: epss 0.7%2026-09-27: epss 0.7%2026-09-28: epss 0.7%2026-09-29: epss 0.7%2026-09-30: epss 0.7%2026-10-01: epss 0.7%2026-10-02: epss 0.7%2026-10-03: epss 0.7%2026-10-04: epss 0.7%2026-10-05: epss 0.7%2026-10-06: epss 0.7%2026-10-07: epss 0.7%2026-10-08: epss 0.7%2026-10-09: epss 0.7%2026-10-10: epss 0.7%2026-10-11: epss 0.7%2026-10-12: epss 0.7%2026-10-13: epss 0.7%2026-10-14: epss 0.7%2026-10-15: epss 0.7%2026-10-16: epss 0.7%2026-10-18: epss 0.7%2026-10-19: epss 0.7%2026-10-20: epss 0.7%2026-10-21: epss 0.7%0.7%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-248 NVD-CWE-noinfo

References 1