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The vulnerability of the Thunderbird email client and the Firefox ESR browser lies in a error during the processing of CSS style sheets accessible through internal URIs, such as “resource:”. This allows attackers to circumvent the implemented content security policies.

🗓️ 08 Jul 2022 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 10 Views

Thunderbird and Firefox ESR vulnerability: CSS from internal URIs like resource: can bypass CSP.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
altlinux
ALT Linux		Security fix for the ALT Linux 10 package firefox-esr version 91.11.0-alt1
29 Jun 202200:00
–altlinux
altlinux
ALT Linux		Security fix for the ALT Linux 10 package thunderbird version 102.0-alt1
29 Jun 202200:00
–altlinux
nessus
Tenable Nessus		Amazon Linux 2 : thunderbird (ALAS-2023-1951)
23 Feb 202300:00
–nessus
nessus
Tenable Nessus		Amazon Linux 2 : firefox (ALASFIREFOX-2024-026)
11 Jul 202400:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9 : firefox (ALSA-2022:5481)
16 Nov 202200:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9 : thunderbird (ALSA-2022:5482)
16 Nov 202200:00
–nessus
nessus
Tenable Nessus		CentOS 7 : firefox (RHSA-2022:5479)
2 Aug 202200:00
–nessus
nessus
Tenable Nessus		CentOS 7 : thunderbird (RHSA-2022:5480)
2 Aug 202200:00
–nessus
nessus
Tenable Nessus		Debian DLA-3064-1 : firefox-esr - LTS security update
1 Jul 202200:00
–nessus
nessus
Tenable Nessus		Debian DSA-5172-1 : firefox-esr - security update
30 Jun 202200:00
–nessus
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SourceLink
mozillawww.mozilla.org/en-US/security/advisories/mfsa2022-25/
mozillawww.mozilla.org/en-US/security/advisories/mfsa2022-26/
redoswww.redos.red-soft.ru/support/secure/uyazvimosti/mnozhestvennye-uyazvimosti-thunderbird-cve-2022-34479-cve-2022-34470-cve-2022-34468-cve-2022-34481-c/
redoswww.redos.red-soft.ru/support/secure/uyazvimosti/mnozhestvennye-uyazvimosti-firefox-cve-2022-34479-cve-2022-34470-cve-2022-34468-cve-2022-34481-cve-2/
security-trackerwww.security-tracker.debian.org/tracker/CVE-2022-31744
accesswww.access.redhat.com/security/cve/CVE-2022-31744
goslinuxwww.goslinux.fssp.gov.ru/2726972/
xn--80ahaefyxhnwww.xn--80ahaefyxhn.xn--j1afgaq.xn--p1ai/bin/view/%D0%9E%D0%A1%D0%BD%D0%BE%D0%B2%D0%B0/%D0%9E%D0%B1%D0%BD%D0%BE%D0%B2%D0%BB%D0%B5%D0%BD%D0%B8%D1%8F/2.5.1/
xn--80ahaefyxhnwww.xn--80ahaefyxhn.xn--j1afgaq.xn--p1ai/bin/view/%D0%9E%D0%A1%D0%BD%D0%BE%D0%B2%D0%B0/%D0%9E%D0%B1%D0%BD%D0%BE%D0%B2%D0%BB%D0%B5%D0%BD%D0%B8%D1%8F/2.6/
altspwww.altsp.su/obnovleniya-bezopasnosti/
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21 Nov 2023 00:00Current
6.6Medium risk
Vulners AI Score6.6
CVSS 36.1
CVSS 26.4
EPSS0.0058
thunderbird vulnerabilityfirefox esrcss processing errorinternal urisresource uri
10