6.7
MEDIUM
CVE-2021-0629
"Apache Levin's MD Lactone Driver Use After Free Local Escalation of Privilege"
Description

In mdlactl driver, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05776625; Issue ID: ALPS05776625.

INFO

Published Date :

Nov. 18, 2021, 3:15 p.m.

Last Modified :

Nov. 21, 2024, 5:43 a.m.

Source :

[email protected]

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

0.8
Affected Products

The following products are affected by CVE-2021-0629 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 mt6873
2 Mediatek mt6875
3 Mediatek mt6883
4 Mediatek mt6885
5 Mediatek mt6889
6 Mediatek mt6891
7 Mediatek mt6893
8 Mediatek mt8791
9 Mediatek mt8797
10 Mediatek mt8195
11 Mediatek mt9636
12 Mediatek mt9638
13 Mediatek mt9639
14 Mediatek mt9650
15 Mediatek mt9652
16 Mediatek mt9669
17 Mediatek mt9686
18 Mediatek mt9970
19 Mediatek mt9980
20 Mediatek mt9981
1 Google android
: Total Affected Vendor : 2 | Products : 21
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-2021-0629.

URL Resource
https://corp.mediatek.com/product-security-bulletin/November-2021 Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/November-2021 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-2021-0629 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-0629 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/November-2021
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Nov. 19, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://corp.mediatek.com/product-security-bulletin/November-2021 No Types Assigned https://corp.mediatek.com/product-security-bulletin/November-2021 Vendor Advisory
    Added CWE NIST CWE-416
    Added CPE Configuration AND OR *cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:* *cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* OR cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6885:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6889:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6891:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt6893:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8195:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8791:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt8797:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9636:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9638:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9639:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9650:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9652:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9669:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9686:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9970:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9980:-:*:*:*:*:*:*:* cpe:2.3:h:mediatek:mt9981:-:*:*:*:*:*:*:*
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-2021-0629 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-2021-0629 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

0.05635

percentile

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