CVE-2024-21477 | Buffer Over-read in WLAN Firmware

Transient DOS while parsing a protected 802.11az Fine Time Measurement (FTM) frame.

Published: 2024-05-06 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2024-21477 is rated Moderate Risk (47.1/100): CVSS High severity, with low exploitation likelihood (EPSS 0.26%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2024-21477

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-06-14 0.21% 0.26% +0.05%
2 2025-04-15 0.29% 0.21% -0.08%
3 2025-03-17 0.29%

Full EPSS history (4 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2024-21477

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 3.6 [email protected]

Weakness enumeration for CVE-2024-21477

Affected software / configurations for CVE-2024-21477

Vendor Product Version Raw CPE
qualcomm aqt1000_firmware cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
qualcomm ar8035_firmware cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
qualcomm csr8811_firmware cpe:2.3:o:qualcomm:csr8811_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_6200_firmware cpe:2.3:o:qualcomm:fastconnect_6200_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_6800_firmware cpe:2.3:o:qualcomm:fastconnect_6800_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_6900_firmware cpe:2.3:o:qualcomm:fastconnect_6900_firmware:-:*:*:*:*:*:*:*
qualcomm fastconnect_7800_firmware cpe:2.3:o:qualcomm:fastconnect_7800_firmware:-:*:*:*:*:*:*:*
qualcomm immersive_home_214_firmware cpe:2.3:o:qualcomm:immersive_home_214_firmware:-:*:*:*:*:*:*:*
qualcomm immersive_home_216_firmware cpe:2.3:o:qualcomm:immersive_home_216_firmware:-:*:*:*:*:*:*:*
qualcomm immersive_home_316_firmware cpe:2.3:o:qualcomm:immersive_home_316_firmware:-:*:*:*:*:*:*:*
qualcomm immersive_home_318_firmware cpe:2.3:o:qualcomm:immersive_home_318_firmware:-:*:*:*:*:*:*:*
qualcomm immersive_home_3210_firmware cpe:2.3:o:qualcomm:immersive_home_3210_firmware:-:*:*:*:*:*:*:*
qualcomm immersive_home_326_firmware cpe:2.3:o:qualcomm:immersive_home_326_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5010_firmware cpe:2.3:o:qualcomm:ipq5010_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5028_firmware cpe:2.3:o:qualcomm:ipq5028_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5300_firmware cpe:2.3:o:qualcomm:ipq5300_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5302_firmware cpe:2.3:o:qualcomm:ipq5302_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5312_firmware cpe:2.3:o:qualcomm:ipq5312_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5332_firmware cpe:2.3:o:qualcomm:ipq5332_firmware:-:*:*:*:*:*:*:*
qualcomm ipq6000_firmware cpe:2.3:o:qualcomm:ipq6000_firmware:-:*:*:*:*:*:*:*
qualcomm ipq6010_firmware cpe:2.3:o:qualcomm:ipq6010_firmware:-:*:*:*:*:*:*:*
qualcomm ipq6018_firmware cpe:2.3:o:qualcomm:ipq6018_firmware:-:*:*:*:*:*:*:*
qualcomm ipq6028_firmware cpe:2.3:o:qualcomm:ipq6028_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8070a_firmware cpe:2.3:o:qualcomm:ipq8070a_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8071a_firmware cpe:2.3:o:qualcomm:ipq8071a_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8072a_firmware cpe:2.3:o:qualcomm:ipq8072a_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8074a_firmware cpe:2.3:o:qualcomm:ipq8074a_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8076_firmware cpe:2.3:o:qualcomm:ipq8076_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8076a_firmware cpe:2.3:o:qualcomm:ipq8076a_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8078_firmware cpe:2.3:o:qualcomm:ipq8078_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8078a_firmware cpe:2.3:o:qualcomm:ipq8078a_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8173_firmware cpe:2.3:o:qualcomm:ipq8173_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8174_firmware cpe:2.3:o:qualcomm:ipq8174_firmware:-:*:*:*:*:*:*:*
qualcomm ipq9008_firmware cpe:2.3:o:qualcomm:ipq9008_firmware:-:*:*:*:*:*:*:*
qualcomm ipq9554_firmware cpe:2.3:o:qualcomm:ipq9554_firmware:-:*:*:*:*:*:*:*
qualcomm ipq9570_firmware cpe:2.3:o:qualcomm:ipq9570_firmware:-:*:*:*:*:*:*:*
qualcomm ipq9574_firmware cpe:2.3:o:qualcomm:ipq9574_firmware:-:*:*:*:*:*:*:*
qualcomm qam8255p_firmware cpe:2.3:o:qualcomm:qam8255p_firmware:-:*:*:*:*:*:*:*
qualcomm qam8650p_firmware cpe:2.3:o:qualcomm:qam8650p_firmware:-:*:*:*:*:*:*:*
qualcomm qam8775p_firmware cpe:2.3:o:qualcomm:qam8775p_firmware:-:*:*:*:*:*:*:*
qualcomm qca0000_firmware cpe:2.3:o:qualcomm:qca0000_firmware:-:*:*:*:*:*:*:*
qualcomm qca4024_firmware cpe:2.3:o:qualcomm:qca4024_firmware:-:*:*:*:*:*:*:*
qualcomm qca6391_firmware cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
qualcomm qca6420_firmware cpe:2.3:o:qualcomm:qca6420_firmware:-:*:*:*:*:*:*:*
qualcomm qca6430_firmware cpe:2.3:o:qualcomm:qca6430_firmware:-:*:*:*:*:*:*:*
qualcomm qca6554a_firmware cpe:2.3:o:qualcomm:qca6554a_firmware:-:*:*:*:*:*:*:*
qualcomm qca6564au_firmware cpe:2.3:o:qualcomm:qca6564au_firmware:-:*:*:*:*:*:*:*
qualcomm qca6574_firmware cpe:2.3:o:qualcomm:qca6574_firmware:-:*:*:*:*:*:*:*
qualcomm qca6574a_firmware cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:*
qualcomm qca6574au_firmware cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
qualcomm qca6584au_firmware cpe:2.3:o:qualcomm:qca6584au_firmware:-:*:*:*:*:*:*:*
qualcomm qca6595_firmware cpe:2.3:o:qualcomm:qca6595_firmware:-:*:*:*:*:*:*:*
qualcomm qca6595au_firmware cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
qualcomm qca6696_firmware cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
qualcomm qca6698aq_firmware cpe:2.3:o:qualcomm:qca6698aq_firmware:-:*:*:*:*:*:*:*
qualcomm qca6797aq_firmware cpe:2.3:o:qualcomm:qca6797aq_firmware:-:*:*:*:*:*:*:*
qualcomm qca8075_firmware cpe:2.3:o:qualcomm:qca8075_firmware:-:*:*:*:*:*:*:*
qualcomm qca8081_firmware cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
qualcomm qca8082_firmware cpe:2.3:o:qualcomm:qca8082_firmware:-:*:*:*:*:*:*:*
qualcomm qca8084_firmware cpe:2.3:o:qualcomm:qca8084_firmware:-:*:*:*:*:*:*:*
qualcomm qca8085_firmware cpe:2.3:o:qualcomm:qca8085_firmware:-:*:*:*:*:*:*:*
qualcomm qca8337_firmware cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:*
qualcomm qca8386_firmware cpe:2.3:o:qualcomm:qca8386_firmware:-:*:*:*:*:*:*:*
qualcomm qca9888_firmware cpe:2.3:o:qualcomm:qca9888_firmware:-:*:*:*:*:*:*:*
qualcomm qca9889_firmware cpe:2.3:o:qualcomm:qca9889_firmware:-:*:*:*:*:*:*:*
qualcomm qcc2073_firmware cpe:2.3:o:qualcomm:qcc2073_firmware:-:*:*:*:*:*:*:*
qualcomm qcc2076_firmware cpe:2.3:o:qualcomm:qcc2076_firmware:-:*:*:*:*:*:*:*
qualcomm qcc710_firmware cpe:2.3:o:qualcomm:qcc710_firmware:-:*:*:*:*:*:*:*
qualcomm qcf8000_firmware cpe:2.3:o:qualcomm:qcf8000_firmware:-:*:*:*:*:*:*:*
qualcomm qcf8001_firmware cpe:2.3:o:qualcomm:qcf8001_firmware:-:*:*:*:*:*:*:*
qualcomm qcm4325_firmware cpe:2.3:o:qualcomm:qcm4325_firmware:-:*:*:*:*:*:*:*
qualcomm qcm8550_firmware cpe:2.3:o:qualcomm:qcm8550_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5022_firmware cpe:2.3:o:qualcomm:qcn5022_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5024_firmware cpe:2.3:o:qualcomm:qcn5024_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5052_firmware cpe:2.3:o:qualcomm:qcn5052_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5122_firmware cpe:2.3:o:qualcomm:qcn5122_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5124_firmware cpe:2.3:o:qualcomm:qcn5124_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5152_firmware cpe:2.3:o:qualcomm:qcn5152_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5154_firmware cpe:2.3:o:qualcomm:qcn5154_firmware:-:*:*:*:*:*:*:*
qualcomm qcn5164_firmware cpe:2.3:o:qualcomm:qcn5164_firmware:-:*:*:*:*:*:*:*

References for CVE-2024-21477

cvelogic Threat Intelligence