Memory Corruption in VCU (Type Confusion) -> Local DoS
CVE-2023-20747 Published on June 6, 2023

In vcu, there is a possible memory corruption due to type confusion. This could lead to local denial of service with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07519103; Issue ID: ALPS07519121.

NVD

Vulnerability Analysis

CVE-2023-20747 can be exploited with local system access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

What is an Object Type Confusion Vulnerability?

The program allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.

CVE-2023-20747 has been classified to as an Object Type Confusion vulnerability or weakness.


Products Associated with CVE-2023-20747

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2023-20747 are published in these products:

Linux Foundation Iot Yocto
 
Linux Foundation Yocto
 
Google Android
 

Affected Versions

MediaTek, Inc. MT5696, MT5836, MT5838, MT6768, MT6769, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6853T, MT6855, MT6873, MT6875, MT6877, MT6883, MT6885, MT6889, MT6891, MT6893, MT8185, MT8195, MT8365, MT8781, MT8786, MT8789, MT8791, MT8797, MT9000, MT9015, MT9023, MT9025, MT9618, MT9649, MT9653, MT9679, MT9687, MT9689, MT9902, MT9932, MT9952, MT9972, MT9982 Version Android 12.0, 13.0 / Yocto 4.0 / Iot-Yocto 22.2 is affected by CVE-2023-20747

Exploit Probability

EPSS
0.03%
Percentile
6.96%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.