CentOS 8 : webkit2gtk3 (CESA-2021:4097)

high Nessus Plugin ID 154884


The remote CentOS host is missing a security update.


The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:4097 advisory.

- webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-30858)

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


Update the affected packages.

See Also


Plugin Details

Severity: High

ID: 154884

File Name: centos8_RHSA-2021-4097.nasl

Version: 1.6

Type: local

Agent: unix

Published: 11/3/2021

Updated: 1/26/2022

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure

Risk Information


Risk Factor: High

Score: 7.4


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: E:H/RL:OF/RC:C

CVSS Score Source: CVE-2021-30858


Risk Factor: High

Base Score: 8.8

Temporal Score: 8.4

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

Temporal Vector: E:H/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:webkit2gtk3, p-cpe:/a:centos:centos:webkit2gtk3-devel, p-cpe:/a:centos:centos:webkit2gtk3-jsc, p-cpe:/a:centos:centos:webkit2gtk3-jsc-devel

Required KB Items: Host/local_checks_enabled, Host/CentOS/release, Host/CentOS/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/2/2021

Vulnerability Publication Date: 8/24/2021

CISA Known Exploited Dates: 11/17/2021

Reference Information

CVE: CVE-2021-30858

RHSA: 2021:4097

IAVA: 2021-A-0414-S, 2021-A-0437-S