CVE-2021-44228 vulnerability in Amazon and Other Products
Published on December 10, 2021
Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints
Known Exploited Vulnerability
This Apache Log4j2 Remote Code Execution Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Apache Log4j2 contains a vulnerability where JNDI features do not protect against attacker-controlled JNDI-related endpoints, allowing for remote code execution.
The following remediation steps are recommended / required by December 24, 2021: For all affected software assets for which updates exist, the only acceptable remediation actions are: 1) Apply updates; OR 2) remove affected assets from agency networks. Temporary mitigations using one of the measures provided at https://www.cisa.g
Vulnerability Analysis
CVE-2021-44228 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Types
What is a Marshaling, Unmarshaling Vulnerability?
The application deserializes untrusted data without sufficiently verifying that the resulting data will be valid.
CVE-2021-44228 has been classified to as a Marshaling, Unmarshaling vulnerability or weakness.
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2021-44228 has been classified to as a Resource Exhaustion vulnerability or weakness.
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2021-44228
You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-44228 are published in these products:
Affected Versions
Apache Software Foundation Apache Log4j2:- Version 2.0-beta9 and below log4j-core* is affected.
Vulnerable Packages
The following package name and versions may be associated with CVE-2021-44228
| Package Manager | Vulnerable Package | Versions | Fixed In |
|---|---|---|---|
| maven | org.apache.logging.log4j:log4j-core | <2.15.0 | 2.15.0 |
| maven | org.opencastproject:opencast-common | < 9.10 | 9.10 |
| maven | org.opencastproject:opencast-common | >= 10.0, < 10.6 | 10.6 |
| maven | de.averbis.textanalysis:pear-archetype | = 2.0.0 | 2.0.1 |
| maven | org.powernukkit:powernukkit | <= 1.5.2.0 | 1.5.2.1 |
| maven | com.hazelcast.jet:hazelcast-jet | >= 4.1, < 4.5.3 | 4.5.3 |
| maven | com.hazelcast:hazelcast | >= 5.0, < 5.0.2 | 5.0.2 |
| maven | com.hazelcast:hazelcast | < 4.0.5 | 4.0.5 |
| maven | com.hazelcast:hazelcast | >= 4.1.1, < 4.1.8 | 4.1.8 |
| maven | com.hazelcast:hazelcast | >= 4.2, < 4.2.4 | 4.2.4 |
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.