CVE Vulnerability

CVE-2019-14868

In ksh version 20120801, a flaw was found in the way it evaluates certain environment variables. An attacker could use this flaw to override or bypass environment restrictions to execute shell commands. Services and applications that allow remote unauthenticated attackers to provide one of those environment variables could allow them to exploit this issue remotely.

7.2 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

7.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14868 Issue Tracking Third Party Advisory
https://github.com/att/ast/commit/c7de8b641266bac7c77942239ac659edfee9ecd2 Patch Third Party Advisory
https://support.apple.com/kb/HT211170 Third Party Advisory
http://seclists.org/fulldisclosure/2020/May/53 Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00015.html Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:ksh_project:ksh:20120801:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Information

Published : 2020-04-02 05:15

Updated : 2023-02-12 11:36

NVD link : CVE-2019-14868

Mitre link : CVE-2019-14868

Products Affected

Apple

Mac Os X

CWE
CWE-77