CVE-2025-21428

HIGH
2025-04-07 [email protected]
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:35 vuln.today
CVE Published
Apr 07, 2025 - 11:15 nvd
HIGH 7.5

Tags

Buffer Overflow Snapdragon 439 Mobile Platform Firmware Snapdragon 625 Mobile Platform Firmware Snapdragon 626 Mobile Platform Firmware Snapdragon 632 Mobile Platform Firmware Snapdragon 820 Automotive Platform Firmware Snapdragon Auto 5g Modem Rf Firmware Snapdragon X12 Lte Modem Firmware Snapdragon X35 5g Modem Rf System Firmware Snapdragon X5 Lte Modem Firmware Vision Intelligence 100 Platform Apq8053 Aa Firmware Vision Intelligence 200 Platform Apq8053 Ac Firmware Wcd9326 Firmware Wcd9330 Firmware Wcd9335 Firmware Wcd9340 Firmware Wcn3610 Firmware Wcn3615 Firmware Wcn3620 Firmware Wcn3660b Firmware Wcn3680 Firmware Wcn3680b Firmware Wcn3980 Firmware Wsa8810 Firmware Wsa8815 Firmware 9206 Lte Modem Firmware Apq8017 Firmware Ar8031 Firmware C V2x 9150 Firmware Csra6620 Firmware Csra6640 Firmware Fastconnect 6200 Firmware Fastconnect 6900 Firmware Mdm9250 Firmware Mdm9628 Firmware Mdm9640 Firmware Mdm9650 Firmware Msm8996au Firmware Qca6174 Firmware Qca6174a Firmware Qca6175A Firmware Qca6554a Firmware Qca6564a Firmware Qca6564au Firmware Qca6574 Firmware Qca6574a Firmware Qca6574au Firmware Qca6584 Firmware Qca6584au Firmware Qca6595 Firmware Qca6595au Firmware Qca6696 Firmware Qca9367 Firmware Qca9377 Firmware Qca9379 Firmware Qcm2150 Firmware Qep8111 Firmware Qualcomm 205 Mobile Platform Firmware Qualcomm 215 Mobile Platform Firmware Sa2150p Firmware Sd626 Firmware Sdm429w Firmware Smart Audio 200 Platform Firmware Smart Audio 400 Platform Firmware Smart Display 200 Platform Apq5053 Aa Firmware Snapdragon 1200 Wearable Platform Firmware Snapdragon 210 Processor Firmware Snapdragon 212 Mobile Platform Firmware Snapdragon 425 Mobile Platform Firmware Snapdragon 429 Mobile Platform Firmware

Description

Memory corruption occurs while connecting a STA to an AP and initiating an ADD TS request from the AP to establish a TSpec session.

Analysis

Memory corruption occurs while connecting a STA to an AP and initiating an ADD TS request from the AP to establish a TSpec session. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-126. Memory corruption occurs while connecting a STA to an AP and initiating an ADD TS request from the AP to establish a TSpec session. Affected products include: Qualcomm Snapdragon 439 Mobile Platform Firmware, Qualcomm Snapdragon 625 Mobile Platform Firmware, Qualcomm Snapdragon 626 Mobile Platform Firmware, Qualcomm Snapdragon 632 Mobile Platform Firmware, Qualcomm Snapdragon 820 Automotive Platform Firmware.

Affected Products

Qualcomm Snapdragon 439 Mobile Platform Firmware, Qualcomm Snapdragon 625 Mobile Platform Firmware, Qualcomm Snapdragon 626 Mobile Platform Firmware, Qualcomm Snapdragon 632 Mobile Platform Firmware, Qualcomm Snapdragon 820 Automotive Platform Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.4
CVSS: +38
POC: 0

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CVE-2025-21428 vulnerability details – vuln.today
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