RHEL 7 : mercurial (RHSA-2019:2276)

critical Nessus Plugin ID 127702

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

An update for mercurial is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Mercurial is a fast, lightweight source control management system designed for efficient handling of very large distributed projects.

Security Fix(es) :

* mercurial: Buffer underflow in mpatch.c:mpatch_apply() (CVE-2018-13347)

* mercurial: HTTP server permissions bypass (CVE-2018-1000132)

* mercurial: Missing check for fragment start position in mpatch.c:mpatch_apply() (CVE-2018-13346)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes :

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?3395ff0b

https://access.redhat.com/errata/RHSA-2019:2276

https://access.redhat.com/security/cve/cve-2018-13346

https://access.redhat.com/security/cve/cve-2018-13347

https://access.redhat.com/security/cve/cve-2018-1000132

Plugin Details

Severity: Critical

ID: 127702

File Name: redhat-RHSA-2019-2276.nasl

Version: 1.5

Type: local

Agent: unix

Published: 8/12/2019

Updated: 1/6/2020

Supported Sensors: Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:emacs-mercurial, p-cpe:/a:redhat:enterprise_linux:emacs-mercurial-el, p-cpe:/a:redhat:enterprise_linux:mercurial, p-cpe:/a:redhat:enterprise_linux:mercurial-debuginfo, p-cpe:/a:redhat:enterprise_linux:mercurial-hgk, cpe:/o:redhat:enterprise_linux:7

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 8/6/2019

Vulnerability Publication Date: 3/14/2018

Reference Information

CVE: CVE-2018-1000132, CVE-2018-13346, CVE-2018-13347

RHSA: 2019:2276