CVE Database›Document archive›CVE-2017-17458

CVE-2017-17458

mercurial: arbitrary command execution in mercurial repo with a git submodule

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Severity

Moderate

Red Hat Product Security

6.3

CVSS 3.0

Review impact separately from score.

Published · November 3, 2017

Updated · May 13, 2026

Description

It was found that mercurial was vulnerable to cross repositories modification. A specially crafted mercurial repository could trigger arbitrary commands on a client during commands such as clone or update.

Statement

This issue affects the versions of mercurial as shipped with Red Hat Enterprise Linux 7. Red Hat Product Security has rated this issue as having Moderate security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Disable sub-repositories

CVSS / CWE

CVSS 3.0 · 6.3
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

CWE not specified