High severity7.5NVD Advisory· Published Jul 22, 2021· Updated Jun 17, 2026
CVE-2020-22283
CVE-2020-22283
Description
A buffer overflow vulnerability in the icmp6_send_response_with_addrs_and_netif() function of Free Software Foundation lwIP version git head allows attackers to access sensitive information via a crafted ICMPv6 packet.
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Affected products
3- cpe:2.3:a:lwip_project:lwip:-:*:*:*:*:*:*:*
- Free Software Foundation/lwIPdescription
- Range: git head
Patches
Vulnerability mechanics
References
2- savannah.nongnu.org/bugs/index.phpnvdPatchVendor Advisory
- lists.debian.org/debian-lts-announce/2023/11/msg00011.htmlnvd
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