CVE-2021-2432

Description

Vulnerability in the Java SE product of Oracle Java SE (component: JNDI). The supported version that is affected is Java SE: 7u301. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, 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 3.1 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).

How to fix CVE-2021-2432

To remediate CVE-2021-2432, upgrade the affected package to a fixed version below.

• —upgrade to 1.7.0 or later
• —upgrade to 1.7.0 or later
• —upgrade to 1.7.0 or later

Is CVE-2021-2432 being exploited?

Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.

Affected packages (3)

• from 0, < 1.7.0, >= 7.0.0, < 7.0.311
• from 0, < 1.7.0, >= 7.0.0, < 7.0.311
• from 0, < 1.7.0, >= 7.0.0, < 7.0.311

CVSS scores

References (6)

• WEBkc.mcafee.com/corporate/index?page=content&id=SB10366
• WEBnvd.nist.gov/vuln/detail/CVE-2021-2432
• WEBsecurity.gentoo.org/glsa/202209-05
• WEBsecurity.netapp.com/advisory/ntap-20210723-0002/
• WEB