CVE-2020-25255 : What You Need to Know

An issue was discovered in Hyland OnBase versions 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, allowing remote attackers to cause a denial of service.

Understanding CVE-2020-25255

This CVE identifies a vulnerability in Hyland OnBase software that could lead to a denial of service attack.

What is CVE-2020-25255?

The vulnerability in Hyland OnBase versions allows remote attackers to disrupt connection-request processing by exploiting a flaw related to user ID handling.

The Impact of CVE-2020-25255

The vulnerability can result in a denial of service, causing an outage of connection-request processing, triggered by a long user ID that generates an exception and a large log entry.

Technical Details of CVE-2020-25255

This section provides more in-depth technical details about the vulnerability.

Vulnerability Description

The issue in Hyland OnBase versions allows remote attackers to disrupt connection-request processing by using a long user ID, leading to a denial of service.

Affected Systems and Versions

Hyland OnBase 16.0.2.83 and below
Hyland OnBase 17.0.2.109 and below
Hyland OnBase 18.0.0.37 and below
Hyland OnBase 19.8.16.1000 and below
Hyland OnBase 20.3.10.1000 and below

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a long user ID, triggering an exception and causing a large log entry, resulting in a denial of service.

Mitigation and Prevention

To address CVE-2020-25255, follow these mitigation strategies:

Immediate Steps to Take

Apply vendor-supplied patches or updates promptly.
Monitor network traffic for any signs of exploitation.
Implement strong input validation mechanisms.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.

Patching and Updates

Hyland OnBase users should apply the latest patches provided by the vendor to mitigate the vulnerability and enhance system security.