Server-Side Request Forgery (SSRF) Affecting com.thoughtworks.xstream:xstream package, versions [,1.4.15)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    91.68% (100th percentile)

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  • Snyk ID SNYK-JAVA-COMTHOUGHTWORKSXSTREAM-1051967
  • published 16 Dec 2020
  • disclosed 16 Dec 2020
  • credit Liaogui Zhong

How to fix?

Upgrade com.thoughtworks.xstream:xstream to version 1.4.15 or higher.

Overview

com.thoughtworks.xstream:xstream is a simple library to serialize objects to XML and back again.

Affected versions of this package are vulnerable to Server-Side Request Forgery (SSRF). A remote attacker can request data from internal resources that are not publicly available by manipulating the processed input stream.

Note: This vulnerability does not exist running Java 15 or higher, and is only relevant when using XStream's default blacklist.

CVSS Scores

version 3.1
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Snyk

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

7.7 high
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SUSE

4.3 medium
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Red Hat

7.7 high