Detections
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CentOS 8 : thunderbird (CESA-2021:0993)

high Nessus Plugin ID 148187

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2021:0993 advisory.

 - Mozilla: Texture upload into an unbound backing buffer resulted in an out-of-bound read (CVE-2021-23981)

 - Mozilla: Internal network hosts could have been probed by a malicious webpage (CVE-2021-23982)

 - Mozilla: Malicious extensions could have spoofed popup information (CVE-2021-23984)

 - Mozilla: Memory safety bugs fixed in Firefox 87 and Firefox ESR 78.9 (CVE-2021-23987)

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

Solution

Update the affected thunderbird package.

See Also

https://access.redhat.com/errata/RHSA-2021:0993

Plugin Details

Severity: High

ID: 148187

File Name: centos8_RHSA-2021-0993.nasl

Version: 1.5

Type: local

Agent: unix

Published: 3/26/2021

Updated: 6/3/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2021-23987

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:thunderbird

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/25/2021

Vulnerability Publication Date: 3/23/2021

Reference Information

CVE: CVE-2021-23981, CVE-2021-23982, CVE-2021-23984, CVE-2021-23987

IAVA: 2021-A-0144-S

RHSA: 2021:0993