PT-2020-4900 · Intel · Intel Processors

Published 2020-11-10 · Updated 2021-01-28 · CVE-2020-8740

Positive Technologies (AI Summary)

CVSS v2.0

6.8

Medium

Base vector

AV:L/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions: Intel(R) Processors (affected versions not specified)

Description: The issue is related to an out of bounds write in Intel BIOS platform sample code, which may allow a privileged user to potentially enable escalation of privilege via local access. This is a result of a buffer memory overflow vulnerability in the BIOS microcode of some Intel processors.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2020-05475

CVE-2020-8740

Affected Products

Intel Processors

References · 9

• https://bdu.fstec.ru/vul/2020-05475 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2020-8740 · Security Note
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00390 · Vendor Advisory
• https://intel.com/content/www/us/en/security-center/advisory/intel-sa-00390.html · Note
• https://security.netapp.com/advisory/ntap-20210122-0008 · Note
• https://cybersecurity-help.cz/vdb/SB2020111606 · Note
• https://t.me/cvenotify/9032 · Telegram Post
• https://t.me/cibsecurity/16235 · Telegram Post
• https://t.me/cvenotify/6106 · Telegram Post