5.5
MEDIUM
CVE-2020-8671
Intel BIOS Firmware Information Disclosure Vulnerability
Description

Insufficient control flow management in BIOS firmware 8th, 9th Generation Intel(R) Core(TM) Processors and Intel(R) Celeron(R) Processor 4000 Series may allow an authenticated user to potentially enable information disclosure via local access.

INFO

Published Date :

Oct. 5, 2020, 2:15 p.m.

Last Modified :

Nov. 21, 2024, 5:39 a.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2020-8671 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Intel bios
2 Intel core_i5_8400
3 Intel core_i5_8400t
4 Intel core_i5_8500
5 Intel core_i5_8500t
6 Intel core_i5_8600
7 Intel core_i5_8600k
8 Intel core_i5_8600t
9 Intel core_i5_9400
10 Intel core_i5_9400f
11 Intel core_i5_9400t
12 Intel core_i5_9500
13 Intel core_i5_9500f
14 Intel core_i5_9500t
15 Intel core_i5_9600
16 Intel core_i5_9600k
17 Intel core_i5_9600kf
18 Intel core_i5_9600t
19 Intel core_i7_8086k
20 Intel core_i7_8700
21 Intel core_i7_8700k
22 Intel core_i7_8700t
23 Intel core_i7_9700
24 Intel core_i7_9700f
25 Intel core_i7_9700k
26 Intel core_i7_9700kf
27 Intel core_i7_9700t
28 Intel core_i9_9900
29 Intel core_i9_9900k
30 Intel core_i9_9900kf
31 Intel core_i9_9900ks
32 Intel core_i9_9900t
33 Intel celeron_4205u
34 Intel celeron_4305u
35 Intel celeron_4305ue
36 Intel core_i3_8100
37 Intel core_i3_8100f
38 Intel core_i3_8100t
39 Intel core_i3_8300
40 Intel core_i3_8300t
41 Intel core_i3_8350k
42 Intel core_i3_9100
43 Intel core_i3_9100f
44 Intel core_i3_9100t
45 Intel core_i3_9300
46 Intel core_i3_9300t
47 Intel core_i3_9320
48 Intel core_i3_9350k
49 Intel core_i3_9350kf
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-8671.

URL Resource
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.html Vendor Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.html Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8671 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-8671 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.html
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-670 NVD-CWE-noinfo
  • Initial Analysis by [email protected]

    Oct. 19, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
    Changed Reference Type https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.html No Types Assigned https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00356.html Vendor Advisory
    Added CWE NIST CWE-670
    Added CPE Configuration AND OR *cpe:2.3:o:intel:bios:-:*:*:*:*:*:*:* OR cpe:2.3:h:intel:celeron_4205u:-:*:*:*:*:*:*:* cpe:2.3:h:intel:celeron_4305u:-:*:*:*:*:*:*:* cpe:2.3:h:intel:celeron_4305ue:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_8100:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_8100f:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_8100t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_8300:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_8300t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_8350k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9100:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9100f:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9100t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9300:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9300t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9320:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9350k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i3_9350kf:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_8400:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_8400t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_8500:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_8500t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_8600:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_8600k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_8600t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9400:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9400f:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9400t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9500:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9500f:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9500t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9600:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9600k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9600kf:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i5_9600t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_8086k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_8700:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_8700k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_8700t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_9700:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_9700f:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_9700k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_9700kf:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i7_9700t:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i9_9900:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i9_9900k:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i9_9900kf:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i9_9900ks:-:*:*:*:*:*:*:* cpe:2.3:h:intel:core_i9_9900t:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-8671 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-8671 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.10264

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability