CVE-2018-3149: High severity Oracle JDK vulnerability
It was discovered that the JNDI comment of OpenJDK did not properly enforce the restriction controlled by the com.sun.jndi.ldap.object.trustURLCodebase system property. In certain cases, a Java LDAP client could unexpectedly load and execute code form an LDAP server.
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: 6u201, 7u191, 8u182 and 11; Java SE Embedded: 8u181; JRockit: R28.3.19. 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 Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), that load and run untrusted code (e.g. code that comes from the internet) and rely on the Java sandbox for security. This vulnerability can also be exploited by using APIs in the specified Component, e.g. through a web service which supplies data to the APIs. 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
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/openjdk-11to a version that resolves this vulnerability.Fixed in 11.0.24+8-2~deb11u1Fixed in 11.0.30+7-1~deb11u1Fixed in 11.0.31~10ea-1 - Upgrade
Upgrade
debian/openjdk-8to a version that resolves this vulnerability.Fixed in 8u482-ga-1
Event History
Frequently Asked Questions
What is CVE-2018-3149?
CVE-2018-3149 is a vulnerability in the Java SE, Java SE Embedded, JRockit component of Oracle Java SE that allows an unauthenticated attacker to compromise the confidentiality, integrity, and availability of the affected system.
What versions of Java SE are affected by CVE-2018-3149?
The affected versions of Java SE are 6u201, 7u191, 8u182, and 11.
What is the severity of CVE-2018-3149?
The severity of CVE-2018-3149 is high, with a CVSS score of 8.3.
How can I fix CVE-2018-3149 in Debian?
To fix CVE-2018-3149 in Debian, update to openjdk-11 version 11.0.16+8-1~deb10u1, openjdk-8 version 8u382-ga-2, or apply the available patches from the Debian repository.
Where can I find more information about CVE-2018-3149?
You can find more information about CVE-2018-3149 at the following references: [1] [2] [3].