CVE-2025-20727

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

In Modem, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01672601; Issue ID: MSV-4623.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-787

Affected software

VendorProductVersions
MediaTek, Inc.MT2735, MT2737, MT6739, MT6761, MT6762, MT6762D, MT6762M, MT6763, MT6765, MT6765T, MT6767, MT6768, MT6769, MT6769K, MT6769S, MT6769T, MT6769Z, MT6771, MT6813, MT6833, MT6833P, MT6835, MT6835T, MT6853,Modem LR12A, NR15, NR16, NR17, NR17R

References

Timeline

Published
Nov 4, 2025
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2025

CVE-2025-207287.8In wlan STA driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privileCVE-2025-207294.2In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-20738.8Out-of-Bounds Read in netfilter/ipset in Linux Kernel ChromeOS [6.1, 5.15, 5.10, 5.4, 4.19] allows a local attacker with low privileges to tCVE-2025-207306.7In preloader, there is a possible escalation of privilege due to an insecure default value. This could lead to local escalation of privilegeCVE-2025-207315.3In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-207325.3In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-207337.8In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-207345.3In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-207357.8In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-207366.7In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-207377.8In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilegCVE-2025-207386.7In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privileg
CVE-2025-20727: High severity, CVSS 8.1 | Vulnix