CVE-2019-14868CWE-77

In ksh version 20120801, a flaw was found in the way it evaluates certain environment variables

High · published April 2, 2020

CVSS v3.1
7.4
EPSS
1%
Percentile
72.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01385 · 72.0th percentile
Weakness
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')
Published
2020-04-02T16:48Z
EPSS history
Timeline
  • 02 APR 16:48Z
    In ksh version 20120801, a flaw was found in the way it evaluates certain environment variables
    cvelistv5