Strix
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CVE-2021-30321

CRITICALCVSS 9.8/10EPSS 0.76%

Last modified

CVE-2021-30321 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity. EPSS estimates a 0.76% chance of exploitation in the next 30 days.

Description

Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.76%

50.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
QualcommAqt1000 FirmwareAll versions
QualcommQca1062 FirmwareAll versions
QualcommQca1064 FirmwareAll versions
QualcommQca2066 FirmwareAll versions
QualcommQca6320 FirmwareAll versions
QualcommQca6391 FirmwareAll versions
QualcommQca6420 FirmwareAll versions
QualcommQca6430 FirmwareAll versions
QualcommSc8280xp FirmwareAll versions
QualcommSd 8cx FirmwareAll versions
QualcommWcd9340 FirmwareAll versions
QualcommWcd9341 FirmwareAll versions
QualcommWcd9380 FirmwareAll versions
QualcommWcd9385 FirmwareAll versions
QualcommWcn3998 FirmwareAll versions
QualcommWcn6850 FirmwareAll versions
QualcommWcn6851 FirmwareAll versions
QualcommWcn6855 FirmwareAll versions
QualcommWcn6856 FirmwareAll versions
QualcommWsa8810 FirmwareAll versions
QualcommWsa8815 FirmwareAll versions
QualcommWsa8830 FirmwareAll versions
QualcommWsa8835 FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-30321?
Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity
How severe is CVE-2021-30321?
CVE-2021-30321 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.
How do I fix CVE-2021-30321?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-30321?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST