Medium severity · published May 15, 2023
CVE-2023-20695
In preloader, there is a possible out of bounds write due to a missing bounds check
6.7
CVSS
0.1%
EPSS
No
On KEV
Description
In preloader, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07734012 / ALPS07874363 (For MT6880, MT6890, MT6980 and MT6990 only); Issue ID: ALPS07734012 / ALPS07874363 (For MT6880, MT6890, MT6980 and MT6990 only).
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AN
Android · Google
13.0 · source: NVD
OP
Openwrt · Openwrt
19.07.0; 21.02.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-20695
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-20695
Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/May-2023
More from Android
9.6
CVE-2020-16010
Google Chrome for Android UI Heap Buffer Overflow Vulnerability
8.8
CVE-2026-58704
Google Pixel Improper Authorization Vulnerability
8.8
CVE-2025-48543
Android Runtime Use-After-Free Vulnerability
8.4
CVE-2025-48595
Android Framework Integer Overflow Vulnerability
7.8
CVE-2025-48572
Android Framework Privilege Escalation Vulnerability