How severe is CVE-2021-30302?

CVE-2021-30302 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-30302 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-30302?

CVE-2021-30302 primarily affects Qualcomm Aqt1000 Firmware. In total, 124 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-30302?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2021-30302 published?

CVE-2021-30302 was published on 2021-10-20 and last updated on 2026-06-17.

CVE-2021-30302

CVE-2021-30302 is a high-severity vulnerability in Qualcomm Aqt1000 Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Qualcomm Aqt1000 Firmware
Published: 2021-10-20
Last modified: 2026-06-17

Description

Improper authentication of EAP WAPI EAPOL frames from unauthenticated user can lead to information disclosure in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking

Frequently asked questions

What is CVE-2021-30302?: Improper authentication of EAP WAPI EAPOL frames from unauthenticated user can lead to information disclosure in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
How severe is CVE-2021-30302?: CVE-2021-30302 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-30302 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-30302?: CVE-2021-30302 primarily affects Qualcomm Aqt1000 Firmware. In total, 124 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-30302?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-30302 published?: CVE-2021-30302 was published on 2021-10-20 and last updated on 2026-06-17.

References

https://www.qualcomm.com/company/product-security/bulletins/october-2021-bulletin

Affected products (124)

cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ar9380_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csr8811_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq4018_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq4028_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq4029_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq5010_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq5018_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq5028_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq6000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq6005_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq6010_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq6018_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq6028_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8064_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8069_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8070_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8070a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8071_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8071a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8072_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8072a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8074_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8074a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8076_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8076a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8078_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8078a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8173_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8174_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmp8074_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca1062_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca1064_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca10901_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca2062_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca2064_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca2065_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca2066_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca4024_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Qualcomm Aqt1000 Firmware

CVE-2025-21483 — Critical (CVSS 9.8): Memory corruption when the UE receives an RTP packet from the network, during the reassembly of NALUs.
CVE-2023-22388 — Critical (CVSS 9.8): Memory Corruption in Multi-mode Call Processor while processing bit mask API.
CVE-2023-28562 — Critical (CVSS 9.8): Memory corruption while handling payloads from remote ESL.
CVE-2022-40510 — Critical (CVSS 9.8): Memory corruption due to buffer copy without checking size of input in Audio while voice call with EVS vocoder.
CVE-2022-40514 — Critical (CVSS 9.8): Memory corruption due to buffer copy without checking the size of input in WLAN Firmware while processing CCKM IE in…
CVE-2022-22088 — Critical (CVSS 9.8): Memory corruption in Bluetooth HOST due to buffer overflow while parsing the command response received from remote

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Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-10611 — Critical (CVSS 10.0): An authentication bypass vulnerability exists in MISP when LDAP mixed authentication is enabled with OTP enforcement.…
CVE-2026-47280 — Critical (CVSS 10.0): Improper authentication in Azure Resource Manager (ARM) allows an unauthorized attacker to elevate privileges over a…
CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
CVE-2026-20182 — Critical (CVSS 10.0): May 2026: This security advisory provides the details and fix information for a vulnerability that was discovered and…

Browse all CWE-287 (Improper Authentication) vulnerabilities →