apache struts CVE-2018-11776 vulnerability in Apache and Other Products
Published on August 22, 2018

product logo product logo product logo
Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 suffer from possible Remote Code Execution when alwaysSelectFullNamespace is true (either by user or a plugin like Convention Plugin) and then: results are used with no namespace and in same time, its upper package have no or wildcard namespace and similar to results, same possibility when using url tag which doesn't have value and action set and in same time, its upper package have no or wildcard namespace.

NVD

Known Exploited Vulnerability

This Apache Struts 2.3 to 2.3.34 and 2.5 to 2.5.16 Remote Code Execution Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Apache Struts versions 2.3 to 2.3.34 and 2.5 to 2.5.16 contain a vulnerability which can allow for remote code execution.

The following remediation steps are recommended / required by May 3, 2022: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2018-11776 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Products Associated with CVE-2018-11776

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2018-11776 are published in these products:

 
 
 
 
 
 
 
 

Affected Versions

Apache Software Foundation Apache Struts:

Exploit Probability

EPSS
94.43%
Percentile
99.98%

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.