What is CVE-2019-2278?

CVE-2019-2278 is a high-severity vulnerability in Qualcomm Mdm9607, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.8/10. Published 2019-07-25.

How severe is CVE-2019-2278?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Qualcomm Mdm9607

CVE-2019-2278

User keystore signature is ignored in boot and can lead to bypass boot image signature verification in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile in MDM9607, MDM9640, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 636, SD 712 / SD 710 / SD 670, SD 845 / SD 850, SDM660

Published 2019-07-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (8.1th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 8.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature

References

www.codeaurora.org/security-bulletin/2019/07/01/july-2019-code-aurora-security-… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2019-2278?: CVE-2019-2278 is a high-severity vulnerability in Qualcomm Mdm9607, classified under Improper Verification of Cryptographic Signature. CVSS score: 7.8/10. Published 2019-07-25.
How severe is CVE-2019-2278?: High severity. CVSS v3 base score is 7.8 out of 10.