CVE-2021-30307

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-01-13 · updated 2026-06-17
Weakness: CWE-617

Description

Possible denial of service due to improper validation of DNS response when DNS client requests with PTR, NAPTR or SRV query type in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT

Affected products

Qualcomm Ar8035 Firmware: all versions
Qualcomm Csrb31024 Firmware: all versions
Qualcomm Qca6174A Firmware: all versions
Qualcomm Qca6390 Firmware: all versions
Qualcomm Qca6391 Firmware: all versions
Qualcomm Qca6426 Firmware: all versions
Qualcomm Qca6436 Firmware: all versions
Qualcomm Qca6564Au Firmware: all versions
Qualcomm Qca6574A Firmware: all versions
Qualcomm Qca6574Au Firmware: all versions
Qualcomm Qca6595Au Firmware: all versions
Qualcomm Qca6696 Firmware: all versions
Qualcomm Qca8081 Firmware: all versions
Qualcomm Qca8337 Firmware: all versions
Qualcomm Qca9377 Firmware: all versions
Qualcomm Qcm2290 Firmware: all versions
Qualcomm Qcm4290 Firmware: all versions
Qualcomm Qcm6490 Firmware: all versions
Qualcomm Qcs2290 Firmware: all versions
Qualcomm Qcs410 Firmware: all versions
Qualcomm Qcs4290 Firmware: all versions
Qualcomm Qcs610 Firmware: all versions
Qualcomm Qcs6490 Firmware: all versions
Qualcomm Qcx315 Firmware: all versions
Qualcomm Sa415M Firmware: all versions
Qualcomm Sa515M Firmware: all versions
Qualcomm Sa6145P Firmware: all versions
Qualcomm Sa6150P Firmware: all versions
Qualcomm Sa6155P Firmware: all versions
Qualcomm Sa8145P Firmware: all versions

References

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