Arbitrary File Upload Affecting org.apache.tomcat:tomcat-coyote package, versions [9.0.0,9.0.31) [8.0.0, 8.5.51) [,7.0.100)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    97.37% (100th percentile)

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  • Snyk ID SNYK-JAVA-ORGAPACHETOMCAT-551990
  • published 24 Feb 2020
  • disclosed 20 Feb 2020
  • credit Chaitin Tech

How to fix?

Upgrade org.apache.tomcat:tomcat-coyote to version 9.0.31, 8.5.51, 7.0.100 or higher.

Overview

org.apache.tomcat:tomcat-coyote is a Tomcat Connectors and HTTP parser.

Affected versions of this package are vulnerable to Arbitrary File Upload. This is enabled by default with a default configuration port of 8009. A remote, unauthenticated attacker could exploit this vulnerability to read web application files from a vulnerable server. In instances where the vulnerable server allows file uploads, an attacker could upload malicious JavaServer Pages (JSP) code within a variety of file types and trigger this vulnerability to gain remote code execution (RCE).

CVSS Scores

version 3.1
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Snyk

Recommended
8.3 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    Low
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NVD

9.8 critical
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SUSE

7.6 high
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Red Hat

7.6 high