How severe is CVE-2018-11976?

CVE-2018-11976 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2018-11976 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-11976?

CVE-2018-11976 primarily affects Qualcomm Ipq8074 Firmware. In total, 46 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-11976?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-11976 published?

CVE-2018-11976 was published on 2019-05-24 and last updated on 2026-06-17.

CVE-2018-11976

CVE-2018-11976 is a medium-severity vulnerability in Qualcomm Ipq8074 Firmware with a CVSS 3.x base score of 5.5. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.9
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Qualcomm Ipq8074 Firmware
Published: 2019-05-24
Last modified: 2026-06-17

Description

ECDSA signature code leaks private keys from secure world to non-secure world in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking in IPQ8074, MDM9150, MDM9206, MDM9607, MDM9650, MDM9655, MSM8909W, MSM8996AU, QCA8081, QCS605, Qualcomm 215, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130

Frequently asked questions

What is CVE-2018-11976?: ECDSA signature code leaks private keys from secure world to non-secure world in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking in IPQ8074, MDM9150, MDM9206, MDM9607, MDM9650, MDM9655, MSM8909W, MSM8996AU, QCA8081, QCS605, Qualcomm 215, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 636, SD 650/52, SD 712 / SD 710 / SD 670, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 8CX, SDA660, SDM439, SDM630, SDM660, Snapdragon_High_Med_2016, SXR1130
How severe is CVE-2018-11976?: CVE-2018-11976 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2018-11976 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-11976?: CVE-2018-11976 primarily affects Qualcomm Ipq8074 Firmware. In total, 46 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-11976?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-11976 published?: CVE-2018-11976 was published on 2019-05-24 and last updated on 2026-06-17.

References

https://www.qualcomm.com/company/product-security/bulletins#_CVE-2018-11976

Affected products (46)

cpe:2.3:o:qualcomm:ipq8074_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9150_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9206_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9607_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9650_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:mdm9655_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8909w_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:msm8996au_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qca8081_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qcs605_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:qm215_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_210_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_212_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_205_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_410_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_412_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_425_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_427_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_430_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_435_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_439_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_429_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_450_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_615_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_616_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_415_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_625_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_632_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_636_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_650_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_652_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_712_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_710_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_670_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_820_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_820a_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_835_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_845_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_850_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:qualcomm:sd_8cx_firmware:-:*:*:*:*:*:*:*

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