Arbitrary Code Execution Affecting org.jenkins-ci.main:jenkins-core package, versions [ ,2.138.4) [2.140, 2.150.1) [2.153 ,2.154)


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    97.17% (100th percentile)

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  • Snyk ID SNYK-JAVA-ORGJENKINSCIMAIN-72669
  • published 12 Dec 2018
  • disclosed 10 Dec 2018
  • credit Daniel Beck

How to fix?

Upgrade org.jenkins-ci.main:jenkins-core to version 2.138.4, 2.150.1, 2.154 or higher.

Overview

org.jenkins-ci.main:jenkins-core is an open source automation server.

Affected versions of this package are vulnerable to Arbitrary Code Execution via the stapler/core/src/main/java/org/kohsuke/stapler/MetaClass.java method. An attacker could invoke some methods on Java objects by accessing crafted URLs that were not intended to be invoked this way.

CVSS Scores

version 3.1
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Snyk

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

9.8 critical