Scientific Linux Security Update : thunderbird on SL7.x x86_64 (2021:2881)

high Nessus Plugin ID 152086


The remote Scientific Linux host is missing one or more security updates.


The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2021:2881-1 advisory.

- Mozilla: IMAP server responses sent by a MITM prior to STARTTLS could be processed (CVE-2021-29969)

- Mozilla: Use-after-free in accessibility features of a document (CVE-2021-29970)

- Mozilla: Memory safety bugs fixed in Firefox 90 and Firefox ESR 78.12 (CVE-2021-29976)

- chromium-browser: Out of bounds write in ANGLE (CVE-2021-30547)

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 thunderbird and / or thunderbird-debuginfo packages.

See Also

Plugin Details

Severity: High

ID: 152086

File Name: sl_20210726_thunderbird_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 7/26/2021

Updated: 8/12/2021

Supported Sensors: Nessus Agent

Risk Information

CVSS Score Source: CVE-2021-30547


Risk Factor: High

Score: 8.4


Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

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


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: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:thunderbird, p-cpe:/a:fermilab:scientific_linux:thunderbird-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/26/2021

Vulnerability Publication Date: 6/8/2021

Reference Information

CVE: CVE-2021-29969, CVE-2021-29970, CVE-2021-29976, CVE-2021-30547

IAVA: 2021-A-0309-S, 2021-A-0293-S

RHSA: RHSA-2021:2881