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CentOS 6 / 7 : mercurial (CESA-2017:1576)

high Nessus Plugin ID 101091

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Synopsis

The remote CentOS host is missing one or more security updates.

Description

An update for mercurial is now available for Red Hat Enterprise Linux 6 and Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. 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) :

* A flaw was found in the way 'hg serve --stdio' command in Mercurial handled command-line options. A remote, authenticated attacker could use this flaw to execute arbitrary code on the Mercurial server by using specially crafted command-line options. (CVE-2017-9462)

Solution

Update the affected mercurial packages.

See Also

http://www.nessus.org/u?fb423136

http://www.nessus.org/u?f8dc9155

Plugin Details

Severity: High

ID: 101091

File Name: centos_RHSA-2017-1576.nasl

Version: 3.11

Type: local

Agent: unix

Published: 6/29/2017

Updated: 1/4/2021

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2017-9462

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

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

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:centos:centos:7, cpe:/o:centos:centos:6, p-cpe:/a:centos:centos:emacs-mercurial-el, p-cpe:/a:centos:centos:mercurial-hgk, p-cpe:/a:centos:centos:emacs-mercurial, p-cpe:/a:centos:centos:mercurial

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/29/2017

Vulnerability Publication Date: 6/6/2017

Exploitable With

Metasploit (Mercurial Custom hg-ssh Wrapper Remote Code Exec)

Reference Information

CVE: CVE-2017-9462

RHSA: 2017:1576