VULNERABILITY INTELLIGENCE

CVE-2022-28711

CVSS score9.8 CRITICAL

EPSS probability1.71%

CISA KEVNot currently listed

Published2022-04-14

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A memory corruption vulnerability exists in the cgi.c unescape functionality of ArduPilot APWeb master branch 50b6b7ac - master branch 46177cb9. A specially-crafted HTTP request can lead to memory corruption. An attacker can send a network request to trigger this vulnerability.

Weakness classification

CWE-20: Improper Input Validation
CWE-787: Out-of-bounds Write

Primary references

talos-cna@cisco.com — Exploit, Third Party Advisory
talos-cna@cisco.com — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory