Information Exposure Affecting org.apache.sshd:sshd-common package, versions [1.0.0,2.10.0)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (19th percentile)

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  • Snyk ID SNYK-JAVA-ORGAPACHESSHD-5769687
  • published 11 Jul 2023
  • disclosed 10 Jul 2023
  • credit Andrew Pikler

How to fix?

Upgrade org.apache.sshd:sshd-common to version 2.10.0 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure. In SFTP servers implemented using Apache MINA SSHD that use a RootedFileSystem, logged users may be able to discover "exists/does not exist" information about items outside the rooted tree via paths including parent navigation (..) beyond the root, or involving symlinks.

CVSS Scores

version 3.1
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Snyk

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

4.3 medium
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Red Hat

4.3 medium