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Debian DSA-4976-1 : wpewebkit - security update

high Nessus Plugin ID 153570

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Synopsis

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

Description

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dsa-4976 advisory.

 - A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. (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.

Solution

Upgrade the wpewebkit packages.

For the stable distribution (bullseye), this problem has been fixed in version 2.32.4-1~deb11u1.

See Also

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

https://www.debian.org/security/2021/dsa-4976

https://security-tracker.debian.org/tracker/CVE-2021-30858

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

Plugin Details

Severity: High

ID: 153570

File Name: debian_DSA-4976.nasl

Version: 1.7

Type: local

Agent: unix

Published: 9/22/2021

Updated: 4/25/2023

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.6

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

CVSS Score Source: CVE-2021-30858

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, p-cpe:/a:debian:debian_linux:libwpewebkit-1.0-dev, p-cpe:/a:debian:debian_linux:libwpewebkit-1.0-3, p-cpe:/a:debian:debian_linux:libwpewebkit-1.0-doc, p-cpe:/a:debian:debian_linux:wpewebkit-driver

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/20/2021

Vulnerability Publication Date: 8/24/2021

CISA Known Exploited Vulnerability Due Dates: 11/17/2021

Reference Information

CVE: CVE-2021-30858

IAVA: 2021-A-0414-S