Detections
Analytics

CentOS 8 : thunderbird (CESA-2021:1193)

high Nessus Plugin ID 148687

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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-2021:1193 advisory.

 - Mozilla: An attacker may use Thunderbird's OpenPGP key refresh mechanism to poison an existing key (CVE-2021-23991)

 - Mozilla: A crafted OpenPGP key with an invalid user ID could be used to confuse the user (CVE-2021-23992)

 - Mozilla: Inability to send encrypted OpenPGP email after importing a crafted OpenPGP key (CVE-2021-23993)

 - Mozilla: Thunderbird might execute an alternative OTR library (CVE-2021-29949)

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-2021:1193

Plugin Details

Severity: High

ID: 148687

File Name: centos8_RHSA-2021-1193.nasl

Version: 1.7

Type: local

Agent: unix

Published: 4/15/2021

Updated: 1/4/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 4.4

Temporal Score: 3.4

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

CVSS Score Source: CVE-2021-29949

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

Temporal Vector: CVSS:3.0/E:P/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/cpu, Host/CentOS/release, Host/CentOS/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/14/2021

Vulnerability Publication Date: 4/8/2021

Reference Information

CVE: CVE-2021-23991, CVE-2021-23992, CVE-2021-23993, CVE-2021-29949

IAVA: 2021-A-0163-S

RHSA: 2021:1193