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onyx --cves cve-2021-1573

CVE-2021-1573

HIGHCisco ASA
score
<0.1
cvss
8.6
epss
1.3%
published
2022-01-11
kev added
—
first seen

Cisco ASA and FTD Software contain a denial of service caused by improper input validation when parsing HTTPS requests, letting unauthenticated remote attackers cause device reload, exploit requires sending malicious HTTPS requests.

Timeline

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

events2022-01-11 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 1.3%2026-09-23: epss 1.3%2026-09-24: epss 1.3%2026-09-25: epss 1.3%2026-09-26: epss 1.3%2026-09-27: epss 1.3%2026-09-28: epss 1.3%2026-09-29: epss 1.3%2026-09-30: epss 1.3%2026-10-01: epss 1.3%2026-10-02: epss 1.3%2026-10-03: epss 1.3%2026-10-04: epss 1.3%2026-10-05: epss 1.3%2026-10-06: epss 1.3%2026-10-07: epss 1.3%2026-10-08: epss 1.3%2026-10-09: epss 1.3%2026-10-10: epss 1.3%2026-10-11: epss 1.3%2026-10-12: epss 1.3%2026-10-13: epss 1.3%2026-10-14: epss 1.3%2026-10-15: epss 1.3%2026-10-16: epss 1.3%2026-10-18: epss 1.3%2026-10-19: epss 1.3%2026-10-20: epss 1.3%2026-10-21: epss 1.3%1.3%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-121 CWE-787

References 1