Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.4014 USN-5152-1: Thunderbird vulnerabilities 29 November 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Thunderbird Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Provide Misleading Information -- Remote with User Interaction Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2021-38509 CVE-2021-38507 CVE-2021-38506 CVE-2021-38504 CVE-2021-38503 Reference: ESB-2021.3965 ESB-2021.3939 ESB-2021.3678 Original Bulletin: https://ubuntu.com/security/notices/USN-5152-1 - --------------------------BEGIN INCLUDED TEXT-------------------- USN-5152-1: Thunderbird vulnerabilities 18 November 2021 Several security issues were fixed in Thunderbird. Releases o Ubuntu 21.10 Packages o thunderbird - Mozilla Open Source mail and newsgroup client Details Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, bypass security restrictions, spoof the UI, confuse the user, conduct phishing attacks, or execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10 o thunderbird - 1:91.3.1+build1-0ubuntu0.21.10.1 After a standard system update you need to restart Thunderbird to make all the necessary changes. References o CVE-2021-38503 o CVE-2021-38507 o CVE-2021-38506 o CVE-2021-38504 o CVE-2021-38509 Related notices o USN-5131-1 : firefox-locale-as, firefox-locale-eu, firefox-locale-mk, firefox-locale-ga, firefox-locale-szl, firefox-locale-en, firefox-locale-bs, firefox-locale-an, firefox-locale-he, firefox-locale-sw, firefox-locale-uk, firefox-locale-mn, firefox-locale-ast, firefox-locale-et, firefox-locale-kn, firefox-locale-eo, firefox-locale-hi, firefox-locale-cy, firefox-locale-ta, firefox-locale-ja, firefox-locale-nn, firefox-locale-ur, firefox-locale-id, firefox-locale-es, firefox-locale-is, firefox-locale-si, firefox-locale-uz, firefox-locale-gu, firefox-locale-kk, firefox-locale-ro, firefox-locale-gl, firefox-locale-ia, firefox-locale-hu, firefox-locale-ca, firefox-locale-fa, firefox-locale-az, firefox-locale-bg, firefox-locale-el, firefox-locale-pa, firefox-locale-af, firefox-locale-it, firefox, firefox-locale-nb, firefox-locale-fr, firefox-locale-ms, firefox-locale-nl, firefox-locale-km, firefox-locale-xh, firefox-locale-hr, firefox-mozsymbols, firefox-locale-sl, firefox-locale-da, firefox-locale-oc, firefox-locale-pl, firefox-locale-de, firefox-locale-ne, firefox-locale-zu, firefox-locale-kab, firefox-locale-tr, firefox-locale-zh-hant, firefox-locale-ar, firefox-dev, firefox-locale-lt, firefox-locale-te, firefox-locale-gn, firefox-locale-sk, firefox-locale-bn, firefox-locale-or, firefox-locale-nso, firefox-locale-lg, firefox-locale-ku, firefox-locale-fy, firefox-locale-sv, firefox-locale-sr, firefox-locale-br, firefox-locale-ko, firefox-geckodriver, firefox-locale-cs, firefox-locale-csb, firefox-locale-my, firefox-locale-be, firefox-locale-vi, firefox-locale-sq, firefox-locale-ru, firefox-locale-hsb, firefox-locale-th, firefox-locale-gd, firefox-locale-hy, firefox-locale-zh-hans, firefox-locale-pt, firefox-locale-mr, firefox-locale-mai, firefox-locale-lv, firefox-locale-fi, firefox-locale-ml, firefox-locale-cak, firefox-locale-ka - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYaRSnuNLKJtyKPYoAQjMPQ/+Ng1bXSZpy57Q1pudWIfkOIvZGILP2Pfc 8h1w0QxdMQoaZkNmMTkBv0V3JoxmpQshx05ECrauPhtkbe0Z0PJ7uamDOVEWhZkO elJhaisZQ3CHnWCC1LCkTMtceKJSDoggv63ddnCbld+8nVGdgxCmp2oQeYbfs3wO IBfk0mHZ7uOu+e21/buAGsYckZPsRYbINPapIHg0YsLTyoDqk2VAo49cGqP+cc83 iQE+pOUlxm5iTIXPDygl6EAo/Qpv42Es4tzSme2bNbQlgbJ68j2X/5t6rMyo1EDX EkdWw9/0BgDs9FHlTVYFNLD0knBjD3IGswdzDys+nGOQ47tmdvn/IBhAMJH6fAvG 7eUlaZFR9tCEuiChB4cD98sAwl0k7yjf93efL8ryMg4DAUExcrC+/fcVbwP0uRbm /3GSQ5av5qxecHK96+0xRvaoulkGousCMip5wt2JlEtaRNk1lh1QmEQ/cJSrwCmX Bjk5LUNXoytjn0Ndtm7dqrlj8LD6vo/ejgyc6MAzvD+N8otEaQ+aAfcvK9pMmpfR 8mrLfCT/UqvZBOFNOCS6fnOtOZoKj8HSrq7YNhpnW9L6POXdEjWeLlGBM9V5FhP2 gB9MHsT5yu80U3NlwHjAVIJT7YROp4pFkbSnZeqbcdmNIXeKzBY45YrjV4HMxIc9 ojburVc2v0o= =beBY -----END PGP SIGNATURE-----