PT-2020-16329 · Tangro · Tangro Business Workflow

Published 2020-12-18 · Updated 2020-12-21 · CVE-2020-26174

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AC:L/AV:N/A:H/C:H/I:H/PR:L/S:U/UI:N

Name of the Vulnerable Software and Affected Versions tangro Business Workflow versions prior to 1.18.1

Description The issue allows an attacker to upload any file as an attachment to a workitem, despite restrictions on filetypes. This is because the restriction is enforced in the browser, which can be circumvented.

Recommendations For versions prior to 1.18.1, update to version 1.18.1 or later to resolve the issue. As a temporary workaround, consider restricting access to the file upload functionality until the update is applied.

Exploit

Fix

Unrestricted File Upload

Weakness Enumeration

CWE-434

Related Identifiers

CVE-2020-26174

Affected Products

Tangro Business Workflow

References · 5

• 🔥 https://blog.to.com/advisory-tangro-bwf-1-17-5-multiple-vulnerabilities · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-26174 · Security Note
• https://osv.dev/vulnerability/CVE-2020-26174 · Vendor Advisory
• https://tangro.de · Note
• https://t.me/cibsecurity/21051 · Telegram Post