Debian DSA-5030-1 : webkit2gtk - security update

medium Nessus Plugin ID 156267

Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 10 / 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5030 advisory.

- A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to unexpectedly unenforced Content Security Policy. (CVE-2021-30887)

- A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to universal cross site scripting. (CVE-2021-30890)

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

Solution

Upgrade the webkit2gtk packages.

For the stable distribution (bullseye), these problems have been fixed in version 2.34.3-1~deb11u1.

See Also

https://security-tracker.debian.org/tracker/source-package/webkit2gtk

https://www.debian.org/security/2021/dsa-5030

https://security-tracker.debian.org/tracker/CVE-2021-30887

https://security-tracker.debian.org/tracker/CVE-2021-30890

https://packages.debian.org/source/buster/webkit2gtk

https://packages.debian.org/source/bullseye/webkit2gtk

Plugin Details

Severity: Medium

ID: 156267

File Name: debian_DSA-5030.nasl

Version: 1.3

Type: local

Agent: unix

Published: 12/24/2021

Updated: 5/6/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2021-30890

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

CVSS Score Source: CVE-2021-30887

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:gir1.2-javascriptcoregtk-4.0, p-cpe:/a:debian:debian_linux:gir1.2-webkit2-4.0, p-cpe:/a:debian:debian_linux:libjavascriptcoregtk-4.0-18, p-cpe:/a:debian:debian_linux:libjavascriptcoregtk-4.0-bin, p-cpe:/a:debian:debian_linux:libjavascriptcoregtk-4.0-dev, p-cpe:/a:debian:debian_linux:libwebkit2gtk-4.0-37, p-cpe:/a:debian:debian_linux:libwebkit2gtk-4.0-dev, p-cpe:/a:debian:debian_linux:libwebkit2gtk-4.0-doc, p-cpe:/a:debian:debian_linux:webkit2gtk-driver, cpe:/o:debian:debian_linux:10.0, cpe:/o:debian:debian_linux:11.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/23/2021

Vulnerability Publication Date: 8/24/2021

Reference Information

CVE: CVE-2021-30887, CVE-2021-30890

IAVA: 2021-A-0505-S