CVE-2020-14578: Medium severity IBM Cognos Controller 10.4.2 vulnerability
A flaw was found in the DerInputStream class in the Libraries component of OpenJDK. A DER (Distinguished Encoding Rules) encoded input using indefinite length encoding not supported by the DerInputStream could cause it to raise an exception not declared to be thrown by the DerInputStream.
Other sources
An unspecified vulnerability in Java SE related to the Libraries component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
— IBM
Vulnerability in the Java SE, Java SE Embedded product of Oracle Java SE (component: Libraries). Supported versions that are affected are Java SE: 7u261 and 8u251; Java SE Embedded: 8u251. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Java SE Embedded. Note: Applies to client and server deployment of Java. This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified Component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service. CVSS 3.1 Base Score 3.7 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L).
Affected Software
Remediation
Patch Available
Event History
Parent advisories
This vulnerability appears in the following advisories.
Frequently Asked Questions
What is the severity of CVE-2020-14578?
The severity of CVE-2020-14578 is medium with a CVSS score of 3.7.
How does CVE-2020-14578 affect Java SE and Java SE Embedded?
CVE-2020-14578 affects Java SE versions 7u261 and 8u251 and Java SE Embedded version 8u251.
What is the vulnerability in CVE-2020-14578 related to?
The vulnerability in CVE-2020-14578 is related to the Libraries component of Oracle Java SE.
How can an attacker exploit CVE-2020-14578?
CVE-2020-14578 can be exploited by an unauthenticated attacker with network access via multiple protocols.
How do I fix CVE-2020-14578?
To fix CVE-2020-14578, update to the recommended versions of Java SE or Java SE Embedded.