How severe is CVE-2022-33239?

CVE-2022-33239 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 none, integrity none, and availability high.

Is CVE-2022-33239 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-33239?

CVE-2022-33239 primarily affects Qualcomm Apq8009 Firmware. In total, 234 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-33239?

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-2022-33239 published?

CVE-2022-33239 was published on 2022-11-15 and last updated on 2026-06-17.

CVE-2022-33239

CVE-2022-33239 is a high-severity vulnerability in Qualcomm Apq8009 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-835.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-835
Affected product: Qualcomm Apq8009 Firmware
Published: 2022-11-15
Last modified: 2026-06-17

Description

Transient DOS due to loop with unreachable exit condition in WLAN firmware while parsing IPV6 extension header. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking

Frequently asked questions

What is CVE-2022-33239?: Transient DOS due to loop with unreachable exit condition in WLAN firmware while parsing IPV6 extension header. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
How severe is CVE-2022-33239?: CVE-2022-33239 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 none, integrity none, and availability high.
Is CVE-2022-33239 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-33239?: CVE-2022-33239 primarily affects Qualcomm Apq8009 Firmware. In total, 234 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-33239?: 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-2022-33239 published?: CVE-2022-33239 was published on 2022-11-15 and last updated on 2026-06-17.

References

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

Affected products (234)

cpe:2.3:o:qualcomm:apq8009_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:apq8017_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:apq8096au_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:aqt1000_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ar8031_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ar8035_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csr8811_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csra6620_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csra6640_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:csrb31024_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:ipq6010_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq6018_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq6028_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8070_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8070a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8071a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:ipq8072a_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:ipq9008_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm8215_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9215_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9250_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9310_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9607_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9615_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9628_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9640_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9645_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9650_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8996au_firmware:-:*:*:*:*:*:*:*

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