PT-2020-16044 · Microsoft+1 · Asp.Net Binaryformatter+1

Published 2020-09-11 · Updated 2022-06-30 · CVE-2020-25258

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Hyland OnBase versions 16.0.2.83 and below Hyland OnBase versions 17.0.2.109 and below Hyland OnBase versions 18.0.0.37 and below Hyland OnBase versions 19.8.16.1000 and below Hyland OnBase versions 20.3.10.1000 and below

Description The issue allows attackers to transmit and execute bytecode in SOAP messages due to the use of ASP.NET BinaryFormatter.Deserialize. This enables attackers to execute malicious code.

Recommendations For Hyland OnBase versions 16.0.2.83 and below, consider disabling the use of ASP.NET BinaryFormatter.Deserialize until a patch is available. For Hyland OnBase versions 17.0.2.109 and below, consider disabling the use of ASP.NET BinaryFormatter.Deserialize until a patch is available. For Hyland OnBase versions 18.0.0.37 and below, consider disabling the use of ASP.NET BinaryFormatter.Deserialize until a patch is available. For Hyland OnBase versions 19.8.16.1000 and below, consider disabling the use of ASP.NET BinaryFormatter.Deserialize until a patch is available. For Hyland OnBase versions 20.3.10.1000 and below, consider disabling the use of ASP.NET BinaryFormatter.Deserialize until a patch is available.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2020-25258

Affected Products

Asp.Net Binaryformatter

Hyland Onbase

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2020-25258 · Security Note
• https://osv.dev/vulnerability/CVE-2020-25258 · Vendor Advisory
• https://seclists.org/fulldisclosure/2020/Sep/22 · Note
• https://t.me/cvenotify/5415 · Telegram Post