CVE Database›Document archive›CVE-2015-7851

CVE-2015-7851

ntp: saveconfig directory traversal vulnerability

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Severity

Moderate

Red Hat Product Security

4.3

CVSS 2.0

Review impact separately from score.

Published · October 21, 2015

Updated · November 22, 2025

Description

Directory traversal vulnerability in the save_config function in ntpd in ntp_control.c in NTP before 4.2.8p4, when used on systems that do not use '' or '/' characters for directory separation such as OpenVMS, allows remote authenticated users to overwrite arbitrary files.

Statement

This issue did not affect the versions of ntp as shipped with Red Hat Enterprise Linux 5, 6, and 7. This issue only affected OpenVMS operating systems, which use characters other than "/" and "" for directory separation, allowing exploitation of this flaw.

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

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 4.3
AV:N/AC:M/Au:N/C:N/I:P/A:N

CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')