How severe is CVE-2020-11236?

CVE-2020-11236 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-11236 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-11236?

CVE-2020-11236 primarily affects Qualcomm Csrb31024 Firmware. In total, 170 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-11236?

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-2020-11236 published?

CVE-2020-11236 was published on 2021-04-07 and last updated on 2026-06-17.

CVE-2020-11236

CVE-2020-11236 is a high-severity vulnerability in Qualcomm Csrb31024 Firmware with a CVSS 3.x base score of 8.4. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.4)
CVSS v2: 7.8
EPSS exploit prediction: 0% (36th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Qualcomm Csrb31024 Firmware
Published: 2021-04-07
Last modified: 2026-06-17

Description

Memory corruption due to invalid value of total dimension in the non-histogram type KPI could lead to a denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile

Frequently asked questions

What is CVE-2020-11236?: Memory corruption due to invalid value of total dimension in the non-histogram type KPI could lead to a denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile
How severe is CVE-2020-11236?: CVE-2020-11236 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-11236 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (36th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-11236?: CVE-2020-11236 primarily affects Qualcomm Csrb31024 Firmware. In total, 170 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-11236?: 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-2020-11236 published?: CVE-2020-11236 was published on 2021-04-07 and last updated on 2026-06-17.

References

https://www.qualcomm.com/company/product-security/bulletins/april-2021-bulletin

Affected products (170)

cpe:2.3:o:qualcomm:csrb31024_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm3003a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm6150a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm6150l_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm6350_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm7150a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm7150l_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm7250_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm7250b_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8008_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8009_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8150a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8150b_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8150c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8150l_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8250_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8350_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8350b_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8350bh_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm8350c_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm855_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm855b_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pm855l_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmk8002_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmk8003_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmk8350_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmr525_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmr735a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmr735b_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmx24_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmx55_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:pmx60_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat3516_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat3518_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat3519_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat3555_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat5515_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat5516_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat5522_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qat5533_firmware:-:*:*:*:*:*:*:*

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