6.5
MEDIUM
CVE-2021-0089
Intel Processors Information Disclosure Vulnerability
Description

Observable response discrepancy in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.

INFO

Published Date :

June 9, 2021, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 5:41 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

4.0

Exploitability Score :

2.0
Public PoC/Exploit Available at Github

CVE-2021-0089 has a 3 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-0089 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 pentium_processors_firmware
2 Intel celeron_processors_firmware
3 Intel xeon_processors_firmware
4 Intel core_processors_firmware
5 Intel itanium_processors_firmware
6 Intel pentium_processors
7 Intel celeron_processors
8 Intel xeon_processors
9 Intel core_processors
10 Intel itanium_processors
1 Fedoraproject fedora
1 Debian debian_linux
: Total Affected Vendor : 3 | Products : 12
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-2021-0089.

URL Resource
http://www.openwall.com/lists/oss-security/2021/06/10/1 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/10 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/11 Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/
https://security.gentoo.org/glsa/202107-30 Third Party Advisory
https://www.debian.org/security/2021/dsa-4931 Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html Vendor Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/1 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/10 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/06/10/11 Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/
https://security.gentoo.org/glsa/202107-30 Third Party Advisory
https://www.debian.org/security/2021/dsa-4931 Third Party Advisory
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.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).

Profile Photo
JUSDJTIN/Speculative-Code-Store-Bypass-POC

Speculative Code Store Bypass Vulnerability Proof-of-Concept

Makefile Shell C

Updated: 1 year, 2 months ago
1 stars 1 fork 1 watcher
Born at : July 12, 2021, 6:19 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
coolcatlee/Speculative-Code-Store-Bypass-POC

Speculative Code Store Bypass Vulnerability Proof-of-Concept

Makefile Shell C

Updated: 1 year, 11 months ago
0 stars 0 fork 0 watcher
Born at : July 12, 2021, 4:40 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
vusec/fpvi-scsb

Rage Against The Machine Clear: A Systematic Analysis of Machine Clears and Their Implications for Transient Execution Attacks

Makefile Assembly C Shell HTML JavaScript Python

Updated: 1 month ago
16 stars 4 fork 4 watcher
Born at : May 31, 2021, 3:27 p.m. This repo has been linked 5 different CVEs too.

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

The following list is the news that have been mention CVE-2021-0089 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-0089 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 http://www.openwall.com/lists/oss-security/2021/06/10/1
    Added Reference http://www.openwall.com/lists/oss-security/2021/06/10/10
    Added Reference http://www.openwall.com/lists/oss-security/2021/06/10/11
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/
    Added Reference https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/
    Added Reference https://security.gentoo.org/glsa/202107-30
    Added Reference https://www.debian.org/security/2021/dsa-4931
    Added Reference https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Intel Corporation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/ [No types assigned]
    Added Reference Intel Corporation https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/ [No types assigned]
    Removed Reference Intel Corporation https://lists.fedoraproject.org/archives/list/[email protected]/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/
    Removed Reference Intel Corporation https://lists.fedoraproject.org/archives/list/[email protected]/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/
  • Modified Analysis by [email protected]

    May. 24, 2022

    Action Type Old Value New Value
    Changed Reference Type https://security.gentoo.org/glsa/202107-30 No Types Assigned https://security.gentoo.org/glsa/202107-30 Third Party Advisory
  • CVE Modified by [email protected]

    Jul. 12, 2021

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/202107-30 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 01, 2021

    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:C/C:H/I:N/A:N
    Changed Reference Type http://www.openwall.com/lists/oss-security/2021/06/10/1 No Types Assigned http://www.openwall.com/lists/oss-security/2021/06/10/1 Mailing List, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2021/06/10/10 No Types Assigned http://www.openwall.com/lists/oss-security/2021/06/10/10 Mailing List, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2021/06/10/11 No Types Assigned http://www.openwall.com/lists/oss-security/2021/06/10/11 Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/ Mailing List, Third Party Advisory
    Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/ Mailing List, Third Party Advisory
    Changed Reference Type https://www.debian.org/security/2021/dsa-4931 No Types Assigned https://www.debian.org/security/2021/dsa-4931 Third Party Advisory
    Changed Reference Type https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html No Types Assigned https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00516.html Vendor Advisory
    Added CWE NIST CWE-203
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:pentium_processors_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:intel:pentium_processors:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:celeron_processors_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:intel:celeron_processors:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:xeon_processors_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:intel:xeon_processors:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:core_processors_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:intel:core_processors:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:intel:itanium_processors_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:intel:itanium_processors:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jun. 17, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 16, 2021

    Action Type Old Value New Value
    Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/ [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 16, 2021

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2021/dsa-4931 [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 10, 2021

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2021/06/10/11 [No Types Assigned]
    Added Reference http://www.openwall.com/lists/oss-security/2021/06/10/10 [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 10, 2021

    Action Type Old Value New Value
    Added Reference http://www.openwall.com/lists/oss-security/2021/06/10/1 [No Types Assigned]
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-2021-0089 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-2021-0089 weaknesses.

Exploit Prediction

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

0.05 }} 0.00%

score

0.15191

percentile

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