What is the severity of CVE-2021-4104?

CVE-2021-4104 has a CVSS v3 score of 4.1, which is classified as Medium severity.

Is there an exploit available for CVE-2021-4104?

Yes, there are known exploits available for CVE-2021-4104. Immediate patching is recommended.

Is there a patch available for CVE-2021-4104?

Yes, patches are available for CVE-2021-4104. Check the vendor advisories for update instructions.

CVE-2021-4104 - CVE Details, Severity, and Analysis

Severity Scores

CVSS v34.1

CVSS v26.0

Priority Score609.0

EPSS Score81.0

Medium

Exploitation LikelihoodCritical

81.00%EPSS

Very high probability of exploitation in the next 30 days

Immediate patching required

81.00%

EPSS

4.1

CVSS

Yes

Exploit

Yes

Patch

High Priority

high EPSS • exploit exists

EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.

Description

A security update is now available for Red Hat JBoss Enterprise Application Platform 7.3 for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.Red Hat JBoss Enterprise Application Platform 7 is a platform for Java applications based on the WildFly application runtime. This release of Red Hat JBoss Enterprise Application Platform 7.3.11 serves as a replacement for Red Hat JBoss Enterprise Application Platform 7.3.10, and includes bug fixes and enhancements. See the Red Hat JBoss Enterprise Application Platform 7.3.11 Release Notes for information about the most significant bug fixes and enhancements included in this release.Security Fix(es):* cxf-core: Apache CXF SSRF Vulnerability using the Aegis databinding [eap-7.3.z] (CVE-2024-28752)* h2: Loading of custom classes from remote servers through JNDI [eap-7.3.z] (CVE-2022-23221)* log4j: Unsafe deserialization flaw in Chainsaw log viewer [eap-7.3.z] (CVE-2022-23307)* log4j: SQL injection in Log4j 1.x when application is configured to use JDBCAppender [eap-7.3.z] (CVE-2022-23305)* log4j: Remote code execution in Log4j 1.x when application is configured to use JMSAppender [eap-7.3.z] (CVE-2021-4104)* CXF: Apache CXF: SSRF Vulnerability [eap-7.3.z] (CVE-2022-46364)* log4j: log4j1-chainsaw, log4j1-socketappender: DoS via hashmap logging [eap-7.3.z] (CVE-2023-26464)* xalan: integer truncation issue in Xalan-J (JAXP, 8285407) [eap-7.3.z] (CVE-2022-34169)* xnio: StackOverflowException when the chain of notifier states becomes problematically big [eap-7.3.z] (CVE-2023-5685)* hsqldb: Untrusted input may lead to RCE attack [eap-7.3.z] (CVE-2022-41853)* server: eap-7: heap exhaustion via deserialization [eap-7.3.z] (CVE-2023-3171)* avro: apache-avro: Apache Avro Java SDK: Memory when deserializing untrusted data in Avro Java SDK [eap-7.3.z] (CVE-2023-39410)* undertow: client side invocation timeout raised when calling EJB over HTTP and HTTP2 [eap-7.3.z] (CVE-2021-3859)* avro: apache-avro: Schema parsing may trigger Remote Code Execution (RCE) [eap-7.3.z] (CVE-2024-47561)For more details about the security issue(s), including the impact, a CVSS score, acknowledgements, and other related information, refer to the CVE page(s) listed in the References section.

CVSS v3 Breakdown

Attack Vector:Network

Attack Complexity:High

Privileges Required:High

User Interaction:Network

Scope:Unchanged

Confidentiality:Local

Integrity:Local

Availability:Local

Exploit References

GitHub GitHub Snort

Vendor	Product
Redhat	Codeready Studio
Oracle

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CVE-2021-4104