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NVD Vulnerability Details :
CVE-2026-20449
Analyzed
More InfoOfficial Page
Source-security@mediatek.com
View Known Exploited Vulnerability (KEV) details
Published At-04 May, 2026 | 07:15
Updated At-07 May, 2026 | 12:43

In Modem, there is a possible system crash due to a heap buffer overflow. This could lead to remote denial of service, 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: MOLY01760138; Issue ID: MSV-6148.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.16.5MEDIUM
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CPE Matches

MediaTek Inc.
mediatek
>>mt6763_firmware>>-
cpe:2.3:o:mediatek:mt6763_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6763>>-
cpe:2.3:h:mediatek:mt6763:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6765_firmware>>-
cpe:2.3:o:mediatek:mt6765_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6765>>-
cpe:2.3:h:mediatek:mt6765:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6767_firmware>>-
cpe:2.3:o:mediatek:mt6767_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6767>>-
cpe:2.3:h:mediatek:mt6767:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6768_firmware>>-
cpe:2.3:o:mediatek:mt6768_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6768>>-
cpe:2.3:h:mediatek:mt6768:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6769_firmware>>-
cpe:2.3:o:mediatek:mt6769_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6769>>-
cpe:2.3:h:mediatek:mt6769:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6771_firmware>>-
cpe:2.3:o:mediatek:mt6771_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6771>>-
cpe:2.3:h:mediatek:mt6771:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6779_firmware>>-
cpe:2.3:o:mediatek:mt6779_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6779>>-
cpe:2.3:h:mediatek:mt6779:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6781_firmware>>-
cpe:2.3:o:mediatek:mt6781_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6781>>-
cpe:2.3:h:mediatek:mt6781:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6783_firmware>>-
cpe:2.3:o:mediatek:mt6783_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6783>>-
cpe:2.3:h:mediatek:mt6783:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6785_firmware>>-
cpe:2.3:o:mediatek:mt6785_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6785>>-
cpe:2.3:h:mediatek:mt6785:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6789_firmware>>-
cpe:2.3:o:mediatek:mt6789_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6789>>-
cpe:2.3:h:mediatek:mt6789:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6813_firmware>>-
cpe:2.3:o:mediatek:mt6813_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6813>>-
cpe:2.3:h:mediatek:mt6813:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6815_firmware>>-
cpe:2.3:o:mediatek:mt6815_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6815>>-
cpe:2.3:h:mediatek:mt6815:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6833_firmware>>-
cpe:2.3:o:mediatek:mt6833_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6833>>-
cpe:2.3:h:mediatek:mt6833:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6835_firmware>>-
cpe:2.3:o:mediatek:mt6835_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6835>>-
cpe:2.3:h:mediatek:mt6835:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6853_firmware>>-
cpe:2.3:o:mediatek:mt6853_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6853>>-
cpe:2.3:h:mediatek:mt6853:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6855_firmware>>-
cpe:2.3:o:mediatek:mt6855_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6855>>-
cpe:2.3:h:mediatek:mt6855:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6858_firmware>>-
cpe:2.3:o:mediatek:mt6858_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6858>>-
cpe:2.3:h:mediatek:mt6858:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6873_firmware>>-
cpe:2.3:o:mediatek:mt6873_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6873>>-
cpe:2.3:h:mediatek:mt6873:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6875_firmware>>-
cpe:2.3:o:mediatek:mt6875_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6875>>-
cpe:2.3:h:mediatek:mt6875:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6877_firmware>>-
cpe:2.3:o:mediatek:mt6877_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6877>>-
cpe:2.3:h:mediatek:mt6877:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6878_firmware>>-
cpe:2.3:o:mediatek:mt6878_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6878>>-
cpe:2.3:h:mediatek:mt6878:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6879_firmware>>-
cpe:2.3:o:mediatek:mt6879_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6879>>-
cpe:2.3:h:mediatek:mt6879:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6880_firmware>>-
cpe:2.3:o:mediatek:mt6880_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6880>>-
cpe:2.3:h:mediatek:mt6880:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6883_firmware>>-
cpe:2.3:o:mediatek:mt6883_firmware:-:*:*:*:*:*:*:*
MediaTek Inc.
mediatek
>>mt6883>>-
cpe:2.3:h:mediatek:mt6883:-:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-120Secondarysecurity@mediatek.com
CWE ID: CWE-120
Type: Secondary
Source: security@mediatek.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://corp.mediatek.com/product-security-bulletin/May-2026security@mediatek.com
Vendor Advisory
Hyperlink: https://corp.mediatek.com/product-security-bulletin/May-2026
Source: security@mediatek.com
Resource:
Vendor Advisory
Change History
0Changes found

Details not found