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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT Security Bulletin ASB-2020.0077 Security update for Microsoft Developer Tools 15 April 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Microsoft Developer Tools Operating System: Windows Impact/Access: Increased Privileges -- Existing Account Overwrite Arbitrary Files -- Existing Account Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-1026 CVE-2020-0900 CVE-2020-0899 Member content until: Friday, May 15 2020 OVERVIEW Microsoft has released its monthly security patch update for the month of April 2020. This update resolves 3 vulnerabilities across the following products: [1] Microsoft Research JavaScript Cryptography Library V1.4 Microsoft Visual Studio 2015 Update 3 Microsoft Visual Studio 2017 version 15.9 (includes 15.1 - 15.8) Microsoft Visual Studio 2019 version 16.0 Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3) Microsoft Visual Studio 2019 version 16.5 IMPACT Microsoft has given the following details regarding these vulnerabilities. Details Impact Severity CVE-2020-0899 Elevation of Privilege Important CVE-2020-0900 Elevation of Privilege Important CVE-2020-1026 Security Feature Bypass Important MITIGATION Microsoft recommends updating the software with the version made available on the Microsoft Update Catalogue for the following Knowledge Base articles. [1] KB4540102 REFERENCES [1] Security Update Guide https://portal.msrc.microsoft.com/en-us/security-guidance AusCERT has made every effort to ensure that the information contained in this document is accurate. However, the decision to use the information described is the responsibility of each user or organisation. 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. =========================================================================== 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 iQIVAwUBXpaEwmaOgq3Tt24GAQhN0Q/9HrRod1qA/7BuCItg/JuqBmKTfnj4+gM2 TEfIitSuLn8hcQGtrql3OsPKIYlvFFJklFxGviQtzAfclan/FapyZhAlq5ZMZ6Oa 390fZnMldhEFFlBp12IYHHQkeeURjURStSKAOw/Da/xvChnEY1sYVyA337uYtZ8J syNmtrW4urC9LaA3zpEdJV10llYnpIvxDoNbcVdwT6YSV9P7sBGcpgubXrVCTlar 5M6rUH/VOYlpZnm797h5TPiDNcxYNN24QVzeKffIqx6NIPLAQMgA+DHcuGZAGroA 9dvGlkMijL4WKyGPbWcABy6rmsYDDjxSu7EQ6aL1MXnm3WEa2tuzaIIJ0IoV92tT tz1QZuIbmWM7yLJiHEo/946OGmonJBHzpVboi97KnjO+b6uctGFfJf2ir0qpjvrl Btvx8CE2ZgyLxkbtuvCrB5exdSg3V2JB7ReaCZDXGeyvcq5X99RiTJD01y6S0e/J MBNu6mRphOn+CbMymzJqSN9hn6V+p5aTAeigtwgHxCUHQFgKhKIFeGY4/wMOVD/D PYQg1TA/HIJzmeo+UlmyFEV8S7/xTPKEuehTteczJXJb6ymihRF8G7cq9lygFzE9 1UvN84UoWJwVguZipdxQ6jxev96fE3h4EncmXoQGXF81ovbIzrLj3cJgsc7JFTZD jU781w9EIEg= =HLYL -----END PGP SIGNATURE-----