CVE-2018-2633: High severity Oracle JDK vulnerability
It was discovered that the LDAPCertStore class in the JNDI component of OpenJDK failed to securely handle LDAP referrals. An attacker could possibly use this flaw to make the LDAPCertStore fetch attacker-controlled certificate data.
Other sources
Vulnerability in the Java SE, Java SE Embedded, JRockit component of Oracle Java SE (subcomponent: JNDI). Supported versions that are affected are Java SE: 6u171, 7u161, 8u152 and 9.0.1; Java SE Embedded: 8u151; JRockit: R28.3.16. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded, JRockit. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Java SE, Java SE Embedded, JRockit, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Java SE, Java SE Embedded, JRockit. Note: This vulnerability 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 3.0 Base Score 8.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H).
— Launchpad
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2018-2633?
The severity of CVE-2018-2633 is high with a CVSS score of 8.3.
Which versions of Java SE are affected by CVE-2018-2633?
The affected versions of Java SE are 6u171, 7u161, 8u152, and 9.0.1.
How can an attacker exploit CVE-2018-2633?
CVE-2018-2633 can be exploited by an unauthenticated attacker, but it is difficult to exploit.
How can I fix CVE-2018-2633?
To fix CVE-2018-2633, update to OpenJDK version 8u382-ga-2 for Debian, or follow the remediation steps provided by your Linux distribution or Oracle.
Where can I find more information about CVE-2018-2633?
You can find more information about CVE-2018-2633 on the Oracle website, as well as security advisories and trackers.