PT-2020-17816 · Bitrock · Installbuilder Autoupdate+1

Published 2020-04-20 · Updated 2021-07-21 · CVE-2020-3946

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions InstallBuilder AutoUpdate tool and regular installers versions prior to 19.11

Description The issue concerns a denial-of-service vulnerability, specifically a Billion laughs attack, which affects the InstallBuilder AutoUpdate tool and regular installers.

Recommendations For versions prior to 19.11, update to version 19.11 or later to resolve the issue.

Fix

XML Entity Expansion

Weakness Enumeration

CWE-776

Related Identifiers

CVE-2020-3946

Affected Products

Installbuilder

Installbuilder Autoupdate

References · 3

• https://blog.installbuilder.com/2019/12/configure-autoupdate-project-settings.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-3946 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-3946 · Security Note