CVE-2021-30307 : Possible denial of service due to improper validation of DNS response when DNS c

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

Published 2022-01-13 12:15:08

Updated 2023-04-19 17:10:55

Source Qualcomm, Inc.

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2021-30307

Qualcomm » Qca6174a Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6174a_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6174a » Version: N/A
Qualcomm » Qca6574au Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6574au_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6574au » Version: N/A
Qualcomm » Qca9377 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca9377_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca9377 » Version: N/A
Qualcomm » Sdx24 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx24_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx24 » Version: N/A
Qualcomm » Sd 675 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd_675_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd 675 » Version: N/A
Qualcomm » Qca8081 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca8081 » Version: N/A
Qualcomm » Sdx55 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx55_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx55 » Version: N/A
Qualcomm » Sa6155p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa6155p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa6155p » Version: N/A
Qualcomm » Qcs610 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcs610_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcs610 » Version: N/A
Qualcomm » Sa415m Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa415m_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa415m » Version: N/A
Qualcomm » Sa515m Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa515m_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa515m » Version: N/A
Qualcomm » Qca6390 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6390_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6390 » Version: N/A
Qualcomm » Qca6391 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6391_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6391 » Version: N/A
Qualcomm » Qca6595au Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6595au_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6595au » Version: N/A
Qualcomm » Wcd9340 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9340_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9340 » Version: N/A
Qualcomm » Wcn3990 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3990_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3990 » Version: N/A
Qualcomm » Wcn6850 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6850_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6850 » Version: N/A
Qualcomm » Wcn6851 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6851_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6851 » Version: N/A
Qualcomm » Wcn6855 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6855_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6855 » Version: N/A
Qualcomm » Wcn6856 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6856_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6856 » Version: N/A
Qualcomm » Sa8155p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8155p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8155p » Version: N/A
Qualcomm » Qcm4290 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcm4290_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcm4290 » Version: N/A
Qualcomm » Qcs4290 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcs4290_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcs4290 » Version: N/A
Qualcomm » Sdx55m Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx55m_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx55m » Version: N/A
Qualcomm » Sm6250 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm6250_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm6250 » Version: N/A
Qualcomm » Sm7250p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7250p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7250p » Version: N/A
Qualcomm » Sa6145p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa6145p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa6145p » Version: N/A
Qualcomm » Sa6150p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa6150p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa6150p » Version: N/A
Qualcomm » Sa8150p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8150p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8150p » Version: N/A
Qualcomm » Sa8195p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8195p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8195p » Version: N/A
Qualcomm » Qcs410 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcs410_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcs410 » Version: N/A
Qualcomm » Sm6250p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm6250p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm6250p » Version: N/A
Qualcomm » Ar8035 Firmware » Version: N/A
cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Ar8035 » Version: N/A
Qualcomm » Csrb31024 Firmware » Version: N/A
cpe:2.3:o:qualcomm:csrb31024_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Csrb31024 » Version: N/A
Qualcomm » Qca6426 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6426_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6426 » Version: N/A
Qualcomm » Qca6436 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6436_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6436 » Version: N/A
Qualcomm » Qca6564au Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6564au_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6564au » Version: N/A
Qualcomm » Qca6574a Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6574a_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6574a » Version: N/A
Qualcomm » Qca6696 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca6696_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca6696 » Version: N/A
Qualcomm » Qca8337 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qca8337_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qca8337 » Version: N/A
Qualcomm » Sd460 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd460_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd460 » Version: N/A
Qualcomm » Sd662 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd662_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd662 » Version: N/A
Qualcomm » Sd665 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd665_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd665 » Version: N/A
Qualcomm » Sd675 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd675_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd675 » Version: N/A
Qualcomm » Sd690 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd690_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd690 5g » Version: N/A
Qualcomm » Sd720g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd720g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd720g » Version: N/A
Qualcomm » Sd730 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd730_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd730 » Version: N/A
Qualcomm » Sd750g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd750g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd750g » Version: N/A
Qualcomm » Sd765 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd765_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd765 » Version: N/A
Qualcomm » Sd765g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd765g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd765g » Version: N/A
Qualcomm » Sd768g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd768g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd768g » Version: N/A
Qualcomm » Sd7c Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd7c_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd7c » Version: N/A
Qualcomm » Sd865 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd865_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd865 5g » Version: N/A
Qualcomm » Sd888 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd888_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd888 5g » Version: N/A
Qualcomm » Sdxr2 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdxr2_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdxr2 5g » Version: N/A
Qualcomm » Wcd9360 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9360_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9360 » Version: N/A
Qualcomm » Wcd9370 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9370_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9370 » Version: N/A
Qualcomm » Wcd9375 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9375_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9375 » Version: N/A
Qualcomm » Wcd9380 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9380_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9380 » Version: N/A
Qualcomm » Wcd9385 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcd9385_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcd9385 » Version: N/A
Qualcomm » Wcn3910 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3910_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3910 » Version: N/A
Qualcomm » Wcn3950 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3950_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3950 » Version: N/A
Qualcomm » Wcn3980 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3980_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3980 » Version: N/A
Qualcomm » Wcn3988 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3988_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3988 » Version: N/A
Qualcomm » Wcn3991 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn3991_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn3991 » Version: N/A
Qualcomm » Wcn6750 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wcn6750_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wcn6750 » Version: N/A
Qualcomm » Wsa8830 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wsa8830_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wsa8830 » Version: N/A
Qualcomm » Wsa8835 Firmware » Version: N/A
cpe:2.3:o:qualcomm:wsa8835_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Wsa8835 » Version: N/A
Qualcomm » Qcm2290 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcm2290_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcm2290 » Version: N/A
Qualcomm » Qcs2290 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcs2290_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcs2290 » Version: N/A
Qualcomm » Sd678 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd678_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd678 » Version: N/A
Qualcomm » Sd870 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd870_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd870 » Version: N/A
Qualcomm » Sd480 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd480_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd480 » Version: N/A
Qualcomm » Sd888 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd888_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd888 » Version: N/A
Qualcomm » Sa8145p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sa8145p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sa8145p » Version: N/A
Qualcomm » Sd778g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd778g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd778g » Version: N/A
Qualcomm » Sm7325p Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7325p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7325p » Version: N/A
Qualcomm » Sm7315 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm7315_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm7315 » Version: N/A
Qualcomm » Qcx315 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcx315_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcx315 » Version: N/A
Qualcomm » Qcm6490 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcm6490_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcm6490 » Version: N/A
Qualcomm » Qcs6490 Firmware » Version: N/A
cpe:2.3:o:qualcomm:qcs6490_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Qcs6490 » Version: N/A
Qualcomm » Sm6225 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm6225_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm6225 » Version: N/A
Qualcomm » Sm6375 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sm6375_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm6375 » Version: N/A
Qualcomm » Sdx65 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sdx65_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sdx65 » Version: N/A
Qualcomm » Sd 8 Gen1 5g Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd_8_gen1_5g_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sm8475 » Version: N/A
Qualcomm » Sd 8cx Gen2 Firmware » Version: N/A
cpe:2.3:o:qualcomm:sd_8cx_gen2_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: Qualcomm » Sd 8cx Gen2 » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2021-30307

EPSS FAQ

0.10%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 43 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-30307

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:N/I:N/A:P	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Partial
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	Qualcomm, Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High

CWE ids for CVE-2021-30307

CWE-617 Reachable Assertion

The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-30307

https://www.qualcomm.com/company/product-security/bulletins/january-2022-bulletin

January 2022 Security Bulletin | Qualcomm
Vendor Advisory

CVEs referencing this url

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Vulnerability Details : CVE-2021-30307

Products affected by CVE-2021-30307

Exploit prediction scoring system (EPSS) score for CVE-2021-30307

CVSS scores for CVE-2021-30307

CWE ids for CVE-2021-30307

References for CVE-2021-30307