CVE-2017-5638 vulnerability in Apache and Other Products
Published on March 11, 2017
Known Exploited Vulnerability
This Apache Struts Jakarta Multipart parser exception handling vulnerability is part of CISA's list of Known Exploited Vulnerabilities. The Jakarta Multipart parser in Apache Struts 2 2.3.x before 2.3.32 and 2.5.x before 2.5.10.1 has incorrect exception handling and error-message generation during file-upload attempts, which allows remote attackers to execute arbitrary commands via a crafted Content-Type, Content-Disposition, or Content-Length HTTP header, as exploited in the wild in March 2017 with a Content-Type header containing a #cmd= string.
The following remediation steps are recommended / required by May 3, 2022: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2017-5638 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 Type
Improper Handling of Exceptional Conditions
The software does not handle or incorrectly handles an exceptional condition.
Products Associated with CVE-2017-5638
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Affected Versions
Apache Software Foundation Apache Struts:- Version 2.3.x before 2.3.32 is affected.
- Version 2.5.x before 2.5.10.1 is affected.
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.