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redhatRedHatRHSA-2020:1333
HistoryApr 06, 2020 - 3:57 p.m.

(RHSA-2020:1333) Important: ksh security update

2020-04-0615:57:10
access.redhat.com
60

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

0.002

Percentile

57.2%

JSON

KornShell (ksh) is a Unix shell developed by AT&T Bell Laboratories, which is backward-compatible with the Bourne shell (sh) and includes many features of the C shell. The most recent version is KSH-93. KornShell complies with the POSIX.2 standard (IEEE Std 1003.2-1992).

Security Fix(es):

  • ksh: certain environment variables interpreted as arithmetic expressions on startup, leading to code injection (CVE-2019-14868)

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.

OSVersionArchitecturePackageVersionFilename
RedHat7x86_64ksh-debuginfo< 20120801-140.el7_6ksh-debuginfo-20120801-140.el7_6.x86_64.rpm
RedHat7ppc64ksh-debuginfo< 20120801-140.el7_6ksh-debuginfo-20120801-140.el7_6.ppc64.rpm
RedHat7s390xksh< 20120801-140.el7_6ksh-20120801-140.el7_6.s390x.rpm
RedHat7ppc64leksh-debuginfo< 20120801-140.el7_6ksh-debuginfo-20120801-140.el7_6.ppc64le.rpm
RedHat7ppc64leksh< 20120801-140.el7_6ksh-20120801-140.el7_6.ppc64le.rpm
RedHat7ppc64ksh< 20120801-140.el7_6ksh-20120801-140.el7_6.ppc64.rpm
RedHat7x86_64ksh< 20120801-140.el7_6ksh-20120801-140.el7_6.x86_64.rpm
RedHat7s390xksh-debuginfo< 20120801-140.el7_6ksh-debuginfo-20120801-140.el7_6.s390x.rpm
RedHat7aarch64ksh< 20120801-140.el7_6ksh-20120801-140.el7_6.aarch64.rpm
RedHat7aarch64ksh-debuginfo< 20120801-140.el7_6ksh-debuginfo-20120801-140.el7_6.aarch64.rpm

Related

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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

0.002

Percentile

57.2%

JSON
Related for RHSA-2020:1333
nessus35openvas15osv4redhat8fedora2centos2archlinux1oraclelinux3debiancve1ubuntucve1prion1freebsd1veracode1nvd1rosalinux1redhatcve1debian1cvelist1cve1mageia1apple2