CVE-2019-2317

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-03-05 · updated 2026-06-17
Weakness: CWE-330

Description

The secret key used to make the Initial Sequence Number in the TCP SYN packet could be brute forced and therefore can be predicted in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in MSM8905, MSM8909, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, Nicobar, QCM2150, QM215, SC8180X, SDM429, SDM439, SDM450, SDM632, SDX24, SDX55, SM6150, SM7150, SM8150

Affected products

Qualcomm Msm8905 Firmware: all versions
Qualcomm Msm8909 Firmware: all versions
Qualcomm Msm8917 Firmware: all versions
Qualcomm Msm8920 Firmware: all versions
Qualcomm Msm8937 Firmware: all versions
Qualcomm Msm8940 Firmware: all versions
Qualcomm Msm8953 Firmware: all versions
Qualcomm Nicobar Firmware: all versions
Qualcomm Qcm2150 Firmware: all versions
Qualcomm Qm215 Firmware: all versions
Qualcomm Sc8180X Firmware: all versions
Qualcomm Sdm429 Firmware: all versions
Qualcomm Sdm439 Firmware: all versions
Qualcomm Sdm450 Firmware: all versions
Qualcomm Sdm632 Firmware: all versions
Qualcomm Sdx24 Firmware: all versions
Qualcomm Sdx55 Firmware: all versions
Qualcomm Sm6150 Firmware: all versions
Qualcomm Sm7150 Firmware: all versions
Qualcomm Sm8150 Firmware: all versions

References

https://www.qualcomm.com/company/product-security/bulletins/march-2020-bulletin
https://www.qualcomm.com/company/product-security/bulletins/march-2020-bulletin

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