CVE-2019-14868

CVSS 7.4 HIGHEPSS 1.4%CWE-77

Vexday Risk Score

21Bajo

Decisión SSVC (CISA)

Track

Sin señal de explotación → monitorear

CVSS 7.4EPSS 1.4%KEV nãoPoC —Nuclei —Metasploit —Patch —

Ciclo de vida

02 abr 2020Publicada en NVD

Recomendación: Monitorear — sin señal de explotación por ahora.

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.

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

Productos afectados

KornShell · ksh

Referencias

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14868 http://seclists.org/fulldisclosure/2020/May/53 https://github.com/att/ast/commit/c7de8b641266bac7c77942239ac659edfee9ecd2 https://lists.debian.org/debian-lts-announce/2020/07/msg00015.html https://support.apple.com/kb/HT211170