CVE-2020-22283
HIGH7.5EPSS 0.29%lwip - security update
Published: 7/22/2021Modified: 4/28/2026
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.
Affected packages (2)
- Debian/lwipfrom 0, < 2.1.2+dfsg1-8+deb11u1
- Debian/lwipfrom 0, < 2.0.3-3+deb10u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |