CVE-2020-22284

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CVSS 3.1

7.5 high

EPSS

1%p66

Published

Jul 22, 2021 (Jul 22, 2021)

Modified

Jun 17, 2026

Description

A buffer overflow vulnerability in the zepif_linkoutput() function of Free Software Foundation lwIP git head version and version 2.1.2 allows attackers to access sensitive information via a crafted 6LoWPAN packet.

Vendors: lwip project
Products: lwip
Weakness: CWE-120
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (1.2%)

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