critical
9
CWE
732
Advisory Published
Advisory Published
Updated

CVE-2017-9462

First published: Tue Jun 06 2017(Updated: )

In Mercurial before 4.1.3, "hg serve --stdio" allows remote authenticated users to launch the Python debugger, and consequently execute arbitrary code, by using --debugger as a repository name.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/mercurial<4.1.3
4.1.3
pip/mercurial<4.1.3
4.1.3
Mercurial<4.1.3
Debian Linux=8.0
Debian Linux=9.0
Red Hat Enterprise Linux Desktop=6.0
Red Hat Enterprise Linux Desktop=7.0
Red Hat Enterprise Linux Server=6.0
Red Hat Enterprise Linux Server=7.0
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.4
Red Hat Enterprise Linux Server=7.5
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Server=7.3
Red Hat Enterprise Linux Server=7.6
Red Hat Enterprise Linux Workstation=6.0
Red Hat Enterprise Linux Workstation=7.0

Remedy

https://bugs.debian.org/861243

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2017-9462?

    CVE-2017-9462 is considered a medium severity vulnerability because it allows remote authenticated users to execute arbitrary code.

  • How do I fix CVE-2017-9462?

    To fix CVE-2017-9462, upgrade Mercurial to version 4.1.3 or later.

  • What software is affected by CVE-2017-9462?

    CVE-2017-9462 affects Mercurial versions prior to 4.1.3, specifically on platforms like Debian and Red Hat Enterprise Linux.

  • What type of attack does CVE-2017-9462 enable?

    CVE-2017-9462 enables remote authenticated users to launch the Python debugger, potentially leading to arbitrary code execution.

  • Is CVE-2017-9462 present in the latest versions of Mercurial?

    No, CVE-2017-9462 is not present in Mercurial version 4.1.3 and later, as it has been patched.

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