6.8
MEDIUM
CVE-2022-20034
Preloader XFLASH Certificate Validation Escalation of Privilege Vulnerability
Description

In Preloader XFLASH, there is a possible escalation of privilege due to an improper certificate validation. This could lead to local escalation of privilege for an attacker who has physical access to the device with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06160806; Issue ID: ALPS06160806.

INFO

Published Date :

Feb. 9, 2022, 11:15 p.m.

Last Modified :

Nov. 21, 2024, 6:41 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

0.9
Affected Products

The following products are affected by CVE-2022-20034 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 Mediatek mt6779
2 Mediatek mt6781
3 Mediatek mt6785
4 Mediatek mt6833
5 Mediatek mt6853
6 Mediatek mt6873
7 Mediatek mt6875
8 Mediatek mt6877
9 Mediatek mt6885
10 Mediatek mt6891
11 Mediatek mt6893
12 Mediatek mt6739
13 Mediatek mt6761
14 Mediatek mt6763
15 Mediatek mt6765
16 Mediatek mt6768
17 Mediatek mt6769
18 Mediatek mt6735
19 Mediatek mt6771
20 Mediatek mt6580
21 Mediatek mt6799
1 Google android
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-2022-20034.

URL Resource
https://corp.mediatek.com/product-security-bulletin/February-2022 Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/February-2022 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-2022-20034 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-20034 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://corp.mediatek.com/product-security-bulletin/February-2022
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Feb. 11, 2022

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://corp.mediatek.com/product-security-bulletin/February-2022 No Types Assigned https://corp.mediatek.com/product-security-bulletin/February-2022 Vendor Advisory
    Added CWE NIST CWE-295
    Added CPE Configuration AND OR *cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt6580:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6735:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6739:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6761:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6763:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6769:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6771:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6779:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6781:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6785:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6799:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:*
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-2022-20034 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-2022-20034 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

0.16564

percentile

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