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OracleVM 3.3 / 3.4 : bash (OVMSA-2017-0050)

high Nessus Plugin ID 99077

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Synopsis

The remote OracleVM host is missing a security update.

Description

The remote OracleVM system is missing necessary patches to address critical security updates :

 - Fix signal handling in read builtin Resolves: #1421926

 - CVE-2016-9401 - Fix crash when '-' is passed as second sign to popd Resolves: #1396383

 - CVE-2016-7543 - Fix for arbitrary code execution via SHELLOPTS+PS4 variables Resolves: #1379630

 - CVE-2016-0634 - Fix for arbitrary code execution via malicious hostname Resolves: #1377613

 - Avoid crash in parameter expansion while expanding long strings Resolves: #1359142

 - Stop reading input when SIGHUP is received Resolves:
 #1325753

 - Bash leaks memory while doing pattern removal in parameter expansion Resolves: #1283829

 - Fix a race condition in saving bash history on shutdown Resolves: #1325753

 - Bash shouldn't ignore bash --debugger without a dbger installed Related: #1260568

 - Wrong parsing inside for loop and brackets Resolves:
 #1207803

 - IFS incorrectly splitting herestrings Resolves: #1250070

 - Case in a for loop in a subshell causes a syntax error Resolves: #1240994

 - Bash shouldn't ignore bash --debugger without a dbger installed Resolves: #1260568

 - Bash leaks memory when repeatedly doing a pattern-subst Resolves: #1207042

 - Bash hangs when a signal is received Resolves: #868846

Solution

Update the affected bash package.

See Also

http://www.nessus.org/u?49d2a21e

http://www.nessus.org/u?85c795b3

Plugin Details

Severity: High

ID: 99077

File Name: oraclevm_OVMSA-2017-0050.nasl

Version: 3.7

Type: local

Published: 3/30/2017

Updated: 1/31/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.0

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS v3

Risk Factor: High

Base Score: 8.4

Temporal Score: 7.6

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

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

Vulnerability Information

CPE: cpe:/o:oracle:vm_server:3.3, p-cpe:/a:oracle:vm:bash, cpe:/o:oracle:vm_server:3.4

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/29/2017

Vulnerability Publication Date: 9/24/2014

CISA Known Exploited Vulnerability Due Dates: 7/28/2022

Reference Information

CVE: CVE-2014-7169, CVE-2016-0634, CVE-2016-7543, CVE-2016-9401

BID: 70137