SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-13906

The HMAC authenticating the message from QSEE is vulnerable to timing side channel analysis leading to potentially forged application message in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity,…

CRITICAL 9.1EPSS 0.66%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The HMAC authenticating the message from QSEE is vulnerable to timing side channel analysis leading to potentially forged application message 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 IPQ4019, IPQ8074, MDM9150, MDM9206, MDM9607, MDM9635M, MDM9640, MDM9650, MDM9655, MSM8909W, MSM8996AU, QCA8081, QCS405, 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 855, SD 8CX, SDA660, SDM439, SDM630, SDM660, SDX20, Snapdragon_High_Med_2016, SXR1130

CVSS 3.0
9.1 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
0.66% probability · 52th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20, CWE-417
Affected
qualcomm/ipq4019 firmware · qualcomm/ipq8074 firmware · qualcomm/mdm9150 firmware · qualcomm/mdm9206 firmware · qualcomm/mdm9607 firmware · qualcomm/mdm9635m firmware · qualcomm/mdm9640 firmware · qualcomm/mdm9650 firmware · qualcomm/mdm9655 firmware · qualcomm/msm8909w firmware · qualcomm/msm8996au firmware · qualcomm/qca8081 firmware · qualcomm/qcs405 firmware · qualcomm/qcs605 firmware · qualcomm/qualcomm 215 firmware · qualcomm/sd 210 firmware · qualcomm/sd 212 firmware · qualcomm/sd 205 firmware · qualcomm/sd 410 firmware · qualcomm/sd 412 firmware · +32 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%27 October 2026: 0.66%27 October 202627 October 2026

EPSS 0.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.