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CentOS ProjectCESA-2020:1113

HistoryApr 08, 2020 - 5:44 p.m.

bash security update

2020-04-0817:44:32

CentOS Project

lists.centos.org

178

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.001

Percentile

27.5%

JSON

CentOS Errata and Security Advisory CESA-2020:1113

The bash packages provide Bash (Bourne-again shell), which is the default shell for Red Hat Enterprise Linux.

Security Fix(es):

bash: BASH_CMD is writable in restricted bash shells (CVE-2019-9924)

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 7.8 Release Notes linked from the References section.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-cr-announce/2020-April/032482.html

Affected packages:
bash
bash-doc

Upstream details at:
https://access.redhat.com/errata/RHSA-2020:1113

OSVersionArchitecturePackageVersionFilename
CentOS7x86_64bash< 4.2.46-34.el7bash-4.2.46-34.el7.x86_64.rpm
CentOS7x86_64bash-doc< 4.2.46-34.el7bash-doc-4.2.46-34.el7.x86_64.rpm