CVE-2019-2317

CRITICAL
9.8
CVSS Score
Published: March 5, 2020 at 08:56 AM UTC
Updated: June 17, 2026 at 02:33 AM UTC
48 products affected across 1 vendorSDX55 FirmwareSM8150 FirmwareMSM8953 Firmware

Using Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables by Qualcomm, Inc.?

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Severity
CRITICAL9.8
Exploit prediction
EPSS 0.7%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
qualcomm-msm8905 (same device)
All versions
qualcomm-msm8909 (same device)
All versions
qualcomm-msm8953 (same device)
All versions
qualcomm-nicobar (same device)
All versions
qualcomm-qm215 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-330

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