Skip to main content

Bios CVE-2020-0591

MEDIUM
2020-11-12 secure@intel.com
Privilege Escalation Intel Bios Simatic Cpu 1518 4 Firmware Simatic Cpu 1518F 4 Firmware
6.7
CVSS 3.1 · NVD
Share

Severity by source

NVD PRIMARY
6.7 MEDIUM
AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Nov 12, 2020 - 18:15 nvd
MEDIUM 6.7

DescriptionNVD

Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

AnalysisAI

Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access. Affected products include: Intel Bios, Siemens Simatic Cpu 1518-4 Firmware, Siemens Simatic Cpu 1518F-4 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

More in Bios

View all
CVE-2022-32492 HIGH
8.8 Oct 11

Dell BIOS contains an improper input validation vulnerability. Rated high severity (CVSS 8.8), this vulnerability is low
CVE-2022-32486 HIGH
8.8 Oct 11

Dell BIOS contains an improper input validation vulnerability. Rated high severity (CVSS 8.8), this vulnerability is low
CVE-2016-5247 HIGH
7.8 Sep 22

The BIOS for Lenovo ThinkCentre E93, M6500t/s, M6600, M6600q, M6600t/s, M73p, M800, M83, M8500t/s, M8600t/s, M900, M93,

CVE-2020-8739 HIGH
7.8 Nov 12

Use of potentially dangerous function in Intel BIOS platform sample code for some Intel(R) Processors may allow an authe
CVE-2018-3612 HIGH
7.8 May 10

Intel NUC kits with insufficient input validation in system firmware, potentially allows a local attacker to elevate pri
CVE-2017-3754 MEDIUM
6.7 Jul 17

Some Lenovo brand notebook systems do not have write protections properly configured in the system BIOS. Rated medium se
CVE-2021-3452 MEDIUM
6.7 Jul 16

A potential vulnerability in the system shutdown SMI callback function in some ThinkPad models may allow an attacker wit
CVE-2020-8764 MEDIUM
6.7 Nov 12

Improper access control in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable

CVE-2020-8740 MEDIUM
6.7 Nov 12

Out of bounds write in Intel BIOS platform sample code for some Intel(R) Processors may allow a privileged user to poten
CVE-2020-8738 MEDIUM
6.7 Nov 12

Improper conditions check in Intel BIOS platform sample code for some Intel(R) Processors before may allow a privileged

CVE-2020-0593 MEDIUM
6.7 Nov 12

Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially en
CVE-2020-0592 MEDIUM
6.7 Nov 12

Out of bounds write in BIOS firmware for some Intel(R) Processors may allow an authenticated user to potentially enable

Same technique Privilege Escalation

View all
CVE-2025-47812 CRITICAL POC
10.0
CVE-2013-0422 CRITICAL POC
9.8
CVE-2013-0632 CRITICAL POC
9.8
CVE-2017-5689 CRITICAL POC
9.8
CVE-2017-12635 CRITICAL POC
9.8
CVE-2016-10372 CRITICAL POC
9.8
CVE-2014-9583 CRITICAL POC
10.0
CVE-2012-0297 CRITICAL POC
10.0

Share

CVE-2020-0591 vulnerability details – vuln.today
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy