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Test ID:1.3.6.1.4.1.25623.1.0.892284
Category:Debian Local Security Checks
Title:Debian LTS: Security Advisory for ksh (DLA-2284-1)
Summary:The remote host is missing an update for the 'ksh'; package(s) announced via the DLA-2284-1 advisory.
Description:Summary:
The remote host is missing an update for the 'ksh'
package(s) announced via the DLA-2284-1 advisory.

Vulnerability Insight:
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.

Affected Software/OS:
'ksh' package(s) on Debian Linux.

Solution:
For Debian 9 stretch, this problem has been fixed in version
93u+20120801-3.1+deb9u1.

We recommend that you upgrade your ksh packages.

CVSS Score:
7.2

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2019-14868
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