How severe is CVE-2020-11167?

CVE-2020-11167 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-11167 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11167?

CVE-2020-11167 primarily affects Qualcomm Apq8009w. In total, 286 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-11167?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-11167 published?

CVE-2020-11167 was published on 2021-01-21 and last updated on 2026-06-17.

CVE-2020-11167

CVE-2020-11167 is a critical-severity vulnerability in Qualcomm Apq8009w with a CVSS 3.x base score of 9.8. 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-190.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Qualcomm Apq8009w
Published: 2021-01-21
Last modified: 2026-06-17

Description

Memory corruption while calculating L2CAP packet length in reassembly logic when remote sends more data than expected in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Frequently asked questions

What is CVE-2020-11167?: Memory corruption while calculating L2CAP packet length in reassembly logic when remote sends more data than expected in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
How severe is CVE-2020-11167?: CVE-2020-11167 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-11167 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11167?: CVE-2020-11167 primarily affects Qualcomm Apq8009w. In total, 286 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-11167?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-11167 published?: CVE-2020-11167 was published on 2021-01-21 and last updated on 2026-06-17.

References

Affected products (286)

cpe:2.3:h:qualcomm:apq8009w:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:apq8017:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:apq8037:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:apq8053:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:apq8064au:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:apq8096au:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:aqt1000:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:msm8909w:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:msm8917:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:msm8920:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:msm8937:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:msm8940:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:msm8953:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:msm8996au:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm215:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm3003a:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm439:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm6125:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm6150:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm6150a:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm6150l:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm6350:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm640a:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm640l:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm640p:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm660:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm660l:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm670:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm670a:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm670l:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm7150a:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm7150l:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm7250:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm7250b:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm8004:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm8005:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm8008:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm8009:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm8150a:-:*:*:*:*:*:*:*
cpe:2.3:h:qualcomm:pm8150b:-:*:*:*:*:*:*:*

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