CVE-2020-22284

HIGH

Lwip - Buffer Overflow

Title source: rule
STIX 2.1

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.

References (1)

Core 1
Core References
Patch, Third Party Advisory x_refsource_misc
https://savannah.nongnu.org/bugs/index.php?58554

Scores

CVSS v3 7.5
EPSS 0.0040
EPSS Percentile 60.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-120
Status published
Products (1)
lwip_project/lwip 2.1.2
Published Jul 22, 2021
Tracked Since Feb 18, 2026