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EUVD-2026-59081

fkie_cve-2019-19100

A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.

GHSA-hcfw-8p6f-qf35

gsd-2019-19100

ICSA-20-093-01 — B&R Automation Studio

A privilege escalation vulnerability in the upgrade service in B&R Automation Studio could allow authenticated users to delete arbitrary files via an exposed interface.CVE-2019-19100 has been assigned to this vulnerability. A CVSS v3 base score of 7.5 has been calculated; the CVSS vector string is (AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:H/A:H). A missing secure communication definition and an incomplete TLS validation in the upgrade service in B&R Automation Studio enable unauthenticated users to perform MITM attacks via the B&R upgrade server.CVE-2019-19101 has been assigned to this vulnerability. A CVSS v3 base score of 6.5 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N). A directory traversal vulnerability in SharpZipLib used in the upgrade service in B&R Automation Studio allow unauthenticated users to write to certain local directories. The vulnerability is also known as zip slip.CVE-2019-19102 has been assigned to this vulnerability. A CVSS v3 base score of 5.5 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N).