onyx

onyx --cves cve-2018-20615

CVE-2018-20615

HIGHHAProxy
score
<0.1
cvss
7.5
epss
4.5%
published
2019-03-21
kev added
—
first seen

HAProxy 1.8.x and 1.9.x through 1.9.0 contain an out-of-bounds read caused by improper frame length validation in the HTTP/2 protocol decoder, letting attackers cause a crash, exploit requires sending crafted HTTP/2 frames.

Timeline

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

events2019-03-21 — PublishedP2026-10-21 — Tracked by OnyxTscore2026-10-21: score <0.1<0.1epss2026-09-22: epss 4.5%2026-09-23: epss 4.5%2026-09-24: epss 4.5%2026-09-25: epss 4.5%2026-09-26: epss 4.5%2026-09-27: epss 4.5%2026-09-28: epss 4.5%2026-09-29: epss 4.5%2026-09-30: epss 4.5%2026-10-01: epss 4.5%2026-10-02: epss 4.5%2026-10-03: epss 4.5%2026-10-04: epss 4.5%2026-10-05: epss 4.5%2026-10-06: epss 4.5%2026-10-07: epss 4.5%2026-10-08: epss 4.5%2026-10-09: epss 4.5%2026-10-10: epss 4.5%2026-10-11: epss 4.5%2026-10-12: epss 4.5%2026-10-13: epss 4.5%2026-10-14: epss 4.5%2026-10-15: epss 4.5%2026-10-16: epss 4.5%2026-10-18: epss 4.5%2026-10-19: epss 4.5%2026-10-20: epss 4.5%2026-10-21: epss 4.5%4.5%mentions/day0no mentions in 30 days2026-09-22today
  1. Published
  2. Tracked by Onyx

Weaknesses

CWE-125

References 6