Man-in-the-Middle (MitM) Affecting org.apache.httpcomponents:httpclient package, versions [4.3,4.3.1)


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.11% (47th percentile)

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  • Snyk ID SNYK-JAVA-ORGAPACHEHTTPCOMPONENTS-32018
  • published 4 Dec 2017
  • disclosed 30 Oct 2017
  • credit Unknown

Overview

org.apache.httpcomponents:httpclient is responsible for creating and maintaining a toolset of low level Java components focused on HTTP and associated protocols.

Affected versions of this pacage are vulnerable to Man-in-the-Middle (MitM) attacks.

http/impl/client/HttpClientBuilder.java in Apache HttpClient 4.3.x before 4.3.1 does not ensure that X509HostnameVerifier is not null, which allows attackers to have unspecified impact via vectors involving hostname verification.

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
Expand this section

NVD

9.8 critical