CVE-2022-40514 | Buffer copy without checking size of input in WLAN Firmware

Memory corruption due to buffer copy without checking the size of input in WLAN Firmware while processing CCKM IE in reassoc response frame.

Published: 2023-02-12 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2022-40514 is rated Moderate Risk (57.9/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.30%). 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-2022-40514

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 2026-02-13 0.18% 0.30% +0.12%
2 2025-11-21 0.27% 0.18% -0.09%
3 2025-11-18 0.27%

Full EPSS history (10 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-40514

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 5.9 [email protected]
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 5.9 [email protected]

Weakness enumeration for CVE-2022-40514

Affected software / configurations for CVE-2022-40514

Vendor Product Version Raw CPE
qualcomm aqt1000_firmware cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
qualcomm ar8031_firmware cpe:2.3:o:qualcomm:ar8031_firmware:-:*:*:*:*:*:*:*
qualcomm ar8035_firmware cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
qualcomm ar9380_firmware cpe:2.3:o:qualcomm:ar9380_firmware:-:*:*:*:*:*:*:*
qualcomm csr8811_firmware cpe:2.3:o:qualcomm:csr8811_firmware:-:*:*:*:*:*:*:*
qualcomm csra6620_firmware cpe:2.3:o:qualcomm:csra6620_firmware:-:*:*:*:*:*:*:*
qualcomm csra6640_firmware cpe:2.3:o:qualcomm:csra6640_firmware:-:*:*:*:*:*:*:*
qualcomm csrb31024_firmware cpe:2.3:o:qualcomm:csrb31024_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5010_firmware cpe:2.3:o:qualcomm:ipq5010_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5018_firmware cpe:2.3:o:qualcomm:ipq5018_firmware:-:*:*:*:*:*:*:*
qualcomm ipq5028_firmware cpe:2.3:o:qualcomm:ipq5028_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 ipq8064_firmware cpe:2.3:o:qualcomm:ipq8064_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8065_firmware cpe:2.3:o:qualcomm:ipq8065_firmware:-:*:*:*:*:*:*:*
qualcomm ipq8068_firmware cpe:2.3:o:qualcomm:ipq8068_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 ipq9574_firmware cpe:2.3:o:qualcomm:ipq9574_firmware:-:*:*:*:*:*:*:*
qualcomm qam8295p_firmware cpe:2.3:o:qualcomm:qam8295p_firmware:-:*:*:*:*:*:*:*
qualcomm qca1062_firmware cpe:2.3:o:qualcomm:qca1062_firmware:-:*:*:*:*:*:*:*
qualcomm qca1064_firmware cpe:2.3:o:qualcomm:qca1064_firmware:-:*:*:*:*:*:*:*
qualcomm qca2062_firmware cpe:2.3:o:qualcomm:qca2062_firmware:-:*:*:*:*:*:*:*
qualcomm qca2064_firmware cpe:2.3:o:qualcomm:qca2064_firmware:-:*:*:*:*:*:*:*
qualcomm qca2065_firmware cpe:2.3:o:qualcomm:qca2065_firmware:-:*:*:*:*:*:*:*
qualcomm qca2066_firmware cpe:2.3:o:qualcomm:qca2066_firmware:-:*:*:*:*:*:*:*
qualcomm qca4024_firmware cpe:2.3:o:qualcomm:qca4024_firmware:-:*:*:*:*:*:*:*
qualcomm qca6310_firmware cpe:2.3:o:qualcomm:qca6310_firmware:-:*:*:*:*:*:*:*
qualcomm qca6320_firmware cpe:2.3:o:qualcomm:qca6320_firmware:-:*:*:*:*:*:*:*
qualcomm qca6335_firmware cpe:2.3:o:qualcomm:qca6335_firmware:-:*:*:*:*:*:*:*
qualcomm qca6390_firmware cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:*
qualcomm qca6391_firmware cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
qualcomm qca6420_firmware cpe:2.3:o:qualcomm:qca6420_firmware:-:*:*:*:*:*:*:*
qualcomm qca6421_firmware cpe:2.3:o:qualcomm:qca6421_firmware:-:*:*:*:*:*:*:*
qualcomm qca6426_firmware cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:*
qualcomm qca6430_firmware cpe:2.3:o:qualcomm:qca6430_firmware:-:*:*:*:*:*:*:*
qualcomm qca6431_firmware cpe:2.3:o:qualcomm:qca6431_firmware:-:*:*:*:*:*:*:*
qualcomm qca6436_firmware cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:*
qualcomm qca6554a_firmware cpe:2.3:o:qualcomm:qca6554a_firmware:-:*:*:*:*:*:*:*
qualcomm qca6564a_firmware cpe:2.3:o:qualcomm:qca6564a_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 qca6678aq_firmware cpe:2.3:o:qualcomm:qca6678aq_firmware:-:*:*:*:*:*:*:*
qualcomm qca6696_firmware cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
qualcomm qca6698aq_firmware cpe:2.3:o:qualcomm:qca6698aq_firmware:-:*:*:*:*:*:*:*
qualcomm qca8072_firmware cpe:2.3:o:qualcomm:qca8072_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 qca9886_firmware cpe:2.3:o:qualcomm:qca9886_firmware:-:*:*:*:*:*:*:*
qualcomm qca9888_firmware cpe:2.3:o:qualcomm:qca9888_firmware:-:*:*:*:*:*:*:*
qualcomm qca9889_firmware cpe:2.3:o:qualcomm:qca9889_firmware:-:*:*:*:*:*:*:*
qualcomm qca9980_firmware cpe:2.3:o:qualcomm:qca9980_firmware:-:*:*:*:*:*:*:*
qualcomm qca9984_firmware cpe:2.3:o:qualcomm:qca9984_firmware:-:*:*:*:*:*:*:*
qualcomm qca9985_firmware cpe:2.3:o:qualcomm:qca9985_firmware:-:*:*:*:*:*:*:*
qualcomm qca9986_firmware cpe:2.3:o:qualcomm:qca9986_firmware:-:*:*:*:*:*:*:*
qualcomm qca9990_firmware cpe:2.3:o:qualcomm:qca9990_firmware:-:*:*:*:*:*:*:*
qualcomm qca9992_firmware cpe:2.3:o:qualcomm:qca9992_firmware:-:*:*:*:*:*:*:*
qualcomm qca9994_firmware cpe:2.3:o:qualcomm:qca9994_firmware:-:*:*:*:*:*:*:*
qualcomm qcc5100_firmware cpe:2.3:o:qualcomm:qcc5100_firmware:-:*:*:*:*:*:*:*
qualcomm qcm2290_firmware cpe:2.3:o:qualcomm:qcm2290_firmware:-:*:*:*:*:*:*:*

References for CVE-2022-40514

cvelogic Threat Intelligence