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CVE-2023-43556

Qualcomm Ar8035 Firmware buffer overflow

9.3 CRITICALEPSS 0.10%
  1. Published3 Jun 2024

Description

Memory corruption in Hypervisor when platform information mentioned is not aligned.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

Qualcomm Ar8035 Firmwareall versions
Qualcomm Fastconnect 6700 Firmwareall versions
Qualcomm Fastconnect 6900 Firmwareall versions
Qualcomm Fastconnect 7800 Firmwareall versions
Qualcomm Flight Rb5 5g Firmwareall versions
Qualcomm Qam8295p Firmwareall versions
Qualcomm Qca6391 Firmwareall versions
Qualcomm Qca6574au Firmwareall versions
Qualcomm Qca6595 Firmwareall versions
Qualcomm Qca6696 Firmwareall versions
Qualcomm Qca6698aq Firmwareall versions
Qualcomm Qca8081 Firmwareall versions
Qualcomm Qca8337 Firmwareall versions
Qualcomm Qcm4490 Firmwareall versions
Qualcomm Qcm5430 Firmwareall versions
Qualcomm Qcm6490 Firmwareall versions
Qualcomm Qcn6024 Firmwareall versions
Qualcomm Qcn9011 Firmwareall versions
Qualcomm Qcn9012 Firmwareall versions
Qualcomm Qcn9024 Firmwareall versions
Qualcomm Qcs4490 Firmwareall versions
Qualcomm Qcs5430 Firmwareall versions
Qualcomm Qcs6490 Firmwareall versions
Qualcomm Qcs7230 Firmwareall versions

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

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Frequently asked

Is CVE-2023-43556 being actively exploited?

CVE-2023-43556 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.10%.

How severe is CVE-2023-43556?

CVE-2023-43556 has a CVSS 3.1 base score of 9.3, rated critical. EPSS estimates a 0.10% probability of exploitation.

Which products are affected by CVE-2023-43556?

Affected products include Qualcomm Ar8035 Firmware, Qualcomm Fastconnect 6700 Firmware, Qualcomm Fastconnect 6900 Firmware, Qualcomm Fastconnect 7800 Firmware, Qualcomm Flight Rb5 5g Firmware, and 19 more.

How do I fix CVE-2023-43556?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-43556 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.