CVE-2017-9462

8.8 HIGH

Published: June 06, 2017 Modified: May 13, 2026

Description

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.debian.org/security/2017/dsa-3963

Source: cve@mitre.org

Third Party Advisory

http://www.securityfocus.com/bid/99123

Source: cve@mitre.org

Third Party Advisory VDB Entry

https://access.redhat.com/errata/RHSA-2017:1576

Source: cve@mitre.org

Third Party Advisory

https://bugs.debian.org/861243

Source: cve@mitre.org

Issue Tracking Mailing List Patch Third Party Advisory

https://lists.debian.org/debian-lts-announce/2018/07/msg00005.html

Source: cve@mitre.org

Mailing List Third Party Advisory

https://security.gentoo.org/glsa/201709-18

Source: cve@mitre.org

Third Party Advisory

https://www.mercurial-scm.org/repo/hg/rev/77eaf9539499

Source: cve@mitre.org

Mailing List Vendor Advisory

https://www.mercurial-scm.org/wiki/WhatsNew#Mercurial_4.1.3_.282017-4-18.29

Source: cve@mitre.org

Release Notes Vendor Advisory

http://www.debian.org/security/2017/dsa-3963