Debian DLA-3655-1 : lwip - LTS security update

high Nessus Plugin ID 185980


The remote Debian host is missing a security-related update.


The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3655 advisory.

- 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. (CVE-2020-22283)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Upgrade the lwip packages.

For Debian 10 buster, this problem has been fixed in version 2.0.3-3+deb10u2.

See Also

Plugin Details

Severity: High

ID: 185980

File Name: debian_DLA-3655.nasl

Version: 1.0

Type: local

Agent: unix

Published: 11/18/2023

Updated: 11/18/2023

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information


Risk Factor: Low

Score: 3.6


Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2020-22283


Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:liblwip-dev, p-cpe:/a:debian:debian_linux:liblwip-doc, p-cpe:/a:debian:debian_linux:liblwip0, cpe:/o:debian:debian_linux:10.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 11/18/2023

Vulnerability Publication Date: 7/22/2021

Reference Information

CVE: CVE-2020-22283