Vulnerability CVE-2022-20106 - CERT Civis.Net

Vulnerability Name:

CVE-2022-20106 (CCN-225693)

Assigned:

2021-10-12

Published:

2022-05-03

Updated:

2022-05-12

Summary:

In MM service, there is a possible out of bounds write due to a heap-based buffer overflow. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03330460; Issue ID: DTV03330460.

CVSS v3 Severity:

6.7 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): High User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

6.7 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)
5.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): High User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

4.6 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

6.8 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:C/I:C/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

Vulnerability Consequences:

Gain Privileges

References:

Source: MITRE
Type: CNA
CVE-2022-20106

Source: CCN
Type: MediaTek Web site
May 2022 Product Security Bulletin

Source: MISC
Type: Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/May-2022

Source: XF
Type: UNKNOWN
mediatek-cve202220106-priv-esc(225693)

Vulnerable Configuration:

Configuration 1:

cpe:/o:google:android:9.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:10.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:11.0:*:*:*:*:*:*:*

AND

cpe:/h:mediatek:mt9629:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9631:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9632:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9636:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9638:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9639:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9650:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9652:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9669:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9670:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9011:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9215:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9216:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9220:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9221:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9255:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9256:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9266:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9269:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9285:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9286:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9288:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9600:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9602:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9610:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9611:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9675:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9685:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9686:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9688:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9612:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9613:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9615:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9617:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9630:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9666:-:*:*:*:*:*:*:*

Configuration 2:

cpe:/o:linux:linux_kernel:4.9:-:*:*:*:*:*:*

OR cpe:/o:linux:linux_kernel:4.19:-:*:*:*:*:*:*

AND

cpe:/h:mediatek:mt9629:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9631:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9632:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9636:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9638:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9639:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9650:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9652:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9669:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9670:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9011:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9215:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9216:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9220:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9221:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9255:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9256:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9266:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9269:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9285:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9286:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9288:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9600:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9602:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9610:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9611:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9675:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9685:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9686:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9688:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9612:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9613:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9615:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9617:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9630:-:*:*:*:*:*:*:*

OR cpe:/h:mediatek:mt9666:-:*:*:*:*:*:*:*

Denotes that component is vulnerable