CVE-2020-25258

CRITICAL
Published Sep 11, 20205y ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Sep 11, 2020 5y ago
Last Modified Jun 17, 2026 1w ago

Description

An issue was discovered in Hyland OnBase 16.0.2.83 and below, 17.0.2.109 and below, 18.0.0.37 and below, 19.8.16.1000 and below and 20.3.10.1000 and below. It uses ASP.NET BinaryFormatter.Deserialize in a manner that allows attackers to transmit and execute bytecode in SOAP messages.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-502 Deserialization of Untrusted Data Validation

Affected Products 5

VendorProductVersionRange
hylandonbase* ≤16.0.2.83
hylandonbase*≥17.0.0.0  –  ≤17.0.2.109
hylandonbase*≥18.0.0.0  –  ≤18.0.0.37
hylandonbase*≥19.0.0.0  –  ≤19.8.16.1000
hylandonbase*≥20.0.0.0  –  ≤20.3.10.1000

References 1

  • seclists.org https://seclists.org/fulldisclosure/2020/Sep/22
    Mailing ListThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.