#VU54483 NULL pointer dereference in edk2 - CVE-2019-14584

Vulnerability identifier: #VU54483

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2019-14584

CWE-ID: CWE-476

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
edk2
Hardware solutions / Firmware

Vendor: TianoCore

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a NULL pointer dereference error. A local user can run a specially crafted program to escalate privileges on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

edk2: edk2-stable201808 - UDK2018

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=1889486

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.