What is the severity of CVE-2020-0591?

CVE-2020-0591 is rated as a medium severity vulnerability due to potential escalation of privileges.

How do I fix CVE-2020-0591?

To mitigate CVE-2020-0591, it is recommended to update the affected Intel BIOS firmware to the latest version.

What type of vulnerability is CVE-2020-0591?

CVE-2020-0591 is classified as a privilege escalation vulnerability in Intel BIOS firmware.

Who is affected by CVE-2020-0591?

CVE-2020-0591 affects users with Intel processors that have improperly restricted buffer access in BIOS firmware.

What can an attacker do with CVE-2020-0591?

An attacker exploiting CVE-2020-0591 could potentially escalate privileges via local access to the affected system.

Vulnerability/
CVE-2020-0591

medium

6.7

12/11/2020

4/8/2024

CVE-2020-0591

First published: Thu Nov 12 2020(Updated: )

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.

Credit: secure@intel.com

Affected Software	Affected Version	How to fix
Intel BIOS
Intel Xeon Bronze Processors
Intel Xeon Bronze Processors
Intel Xeon Gold 5215 Firmware
Intel xeon gold 5215l
Intel xeon gold 5217
Intel xeon gold 5218
Intel xeon gold 5218b
Intel xeon gold 5218n
Intel xeon gold 5218r
Intel xeon gold 5218t
Intel xeon gold 5220
Intel xeon gold 5220r
Intel xeon gold 5220s
Intel xeon gold 5220t
Intel xeon gold 5222
Intel xeon gold 6208u
Intel xeon gold 6209u
Intel xeon gold 6210u
Intel xeon gold 6212u
Intel xeon gold 6222v
Intel xeon gold 6226
Intel xeon gold 6226r
Intel xeon gold 6230
Intel xeon gold 6230n
Intel xeon gold 6230r
Intel xeon gold 6230t
Intel xeon gold 6234
Intel xeon gold 6238
Intel xeon gold 6238l
Intel xeon gold 6238r
Intel xeon gold 6238t
Intel xeon gold 6240
Intel xeon gold 6240l
Intel xeon gold 6240r
Intel xeon gold 6240y
Intel xeon gold 6242
Intel xeon gold 6242r
Intel Xeon gold 6244
Intel Xeon gold 6246
Intel xeon gold 6246r
Intel Xeon gold 6248
Intel xeon gold 6248r
Intel xeon gold 6250
Intel xeon gold 6250l
Intel Xeon gold 6252
Intel Xeon gold 6252n
Intel Xeon gold 6254
Intel xeon gold 6256
Intel xeon gold 6258r
Intel Xeon gold 6262v
Intel xeon platinum 8253
Intel xeon platinum 8256
Intel xeon platinum 8260l
Intel xeon platinum 8260y
Intel xeon platinum 8268
Intel Xeon Platinum Processors
Intel xeon platinum 8276
Intel xeon platinum 8276l
Intel xeon platinum 8280
Intel xeon platinum 8280l
Intel xeon platinum 9221
Intel xeon platinum 9222
Intel xeon platinum 9242
Intel xeon platinum 9282
Intel xeon silver 4208
Intel xeon silver 4209t
Intel xeon silver 4210
Intel xeon silver 4210r
Intel xeon silver 4210t
Intel Xeon Silver 4214
Intel xeon silver 4214r
Intel xeon silver 4214y
Intel xeon silver 4215
Intel xeon silver 4215r
Intel xeon silver 4216
Intel core i5-7640x
Intel core i7-3820
Intel core i7-3920xm
Intel core i7-3930k
Intel core i7-3940xm
Intel core i7-3960x
Intel core i7-3970x
Intel core i7-4820k
Intel core i7-4930k
Intel core i7-4930mx
Intel core i7-4940mx
Intel core i7-4960x
Intel core i7-5820k
Intel core i7-5930k
Intel core i7-5960x
Intel core i7-6800k
Intel core i7-6850k
Intel core i7-6900k
Intel core i7-6950x
Intel core i7-7740x
Intel core i7-7800x
Intel core i7-7820x
Intel core i7-9800x
Intel core i9-10900x
Intel core i9-10920x
Intel core i9-10940x
Intel core i9-10980xe
Intel core i9-7900x
Intel core i9-7920x
Intel core i9-7940x
Intel core i9-7960x
Intel core i9-7980xe
Intel core i9-9820x
Intel core i9-9900x
Intel core i9-9920x
Intel core i9-9940x
Intel core i9-9960x
Intel core i9-9980xe
Intel xeon d-1513n
Intel xeon d-1518
Intel xeon d-1520
Intel xeon d-1521
Intel xeon d-1523n
Intel xeon d-1527
Intel xeon d-1528
Intel xeon d-1529
Intel xeon d-1531
Intel xeon d-1533n
Intel xeon d-1537
Intel xeon d-1539
Intel xeon d-1540
Intel xeon d-1541
Intel xeon d-1543n
Intel xeon d-1548
Intel xeon d-1553n
Intel xeon d-1557
Intel xeon d-1559
Intel xeon d-1567
Intel xeon d-1571
Intel xeon d-1577
Intel xeon d-1602
Intel xeon d-1622
Intel xeon d-1623n
Intel xeon d-1627
Intel xeon d-1633n
Intel xeon d-1637
Intel xeon d-1649n
Intel xeon d-1653n
Intel xeon d-2123it
Intel xeon d-2141i
Intel xeon d-2142it
Intel xeon d-2143it
Intel xeon d-2145nt
Intel xeon d-2146nt
Intel xeon d-2161i
Intel xeon d-2163it
Intel xeon d-2166nt
Intel xeon d-2173it
Intel xeon d-2177nt
Intel xeon d-2183it
Intel xeon d-2187nt
Intel xeon w-10855m
Intel xeon w-10885m
Intel xeon w-1250
Intel xeon w-1250e
Intel xeon w-1250p
Intel xeon w-1250te
Intel xeon w-1270
Intel xeon w-1270e
Intel xeon w-1270p
Intel xeon w-1270te
Intel xeon w-1290
Intel xeon w-1290e
Intel xeon w-1290p
Intel xeon w-1290t
Intel xeon w-1290te
Intel xeon w-2123
Intel xeon w-2125
Intel xeon w-2133
Intel xeon w-2135
Intel xeon w-2145
Intel xeon w-2155
Intel xeon w-2175
Intel xeon w-2195
Intel xeon w-2223
Intel xeon w-2225
Intel xeon w-2235
Intel xeon w-2245
Intel xeon w-2255
Intel xeon w-2265
Intel xeon w-2275
Intel xeon w-2295
Intel xeon w-3175x
Intel xeon w-3223
Intel xeon w-3225
Intel xeon w-3235
Intel xeon w-3245
Intel xeon w-3245m
Intel xeon w-3265
Intel xeon w-3265m
Intel xeon w-3275
Intel xeon w-3275m
siemens simatic cpu 1518-4 firmware
siemens simatic cpu 1518-4
Siemens SIMATIC S7-1500 CPU 1518-4F PN/DP Firmware
siemens simatic cpu 1518f-4

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2020-0591?
CVE-2020-0591 is rated as a medium severity vulnerability due to potential escalation of privileges.
How do I fix CVE-2020-0591?
To mitigate CVE-2020-0591, it is recommended to update the affected Intel BIOS firmware to the latest version.
What type of vulnerability is CVE-2020-0591?
CVE-2020-0591 is classified as a privilege escalation vulnerability in Intel BIOS firmware.
Who is affected by CVE-2020-0591?
CVE-2020-0591 affects users with Intel processors that have improperly restricted buffer access in BIOS firmware.
What can an attacker do with CVE-2020-0591?
An attacker exploiting CVE-2020-0591 could potentially escalate privileges via local access to the affected system.