SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-18311

XPU Master privilege escalation is possible due to improper access control of unused configuration xPU ports where unused configuration ports are open in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9607, MDM9635M, MDM9640,…

HIGH 7.8EPSS 0.21%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

XPU Master privilege escalation is possible due to improper access control of unused configuration xPU ports where unused configuration ports are open in Snapdragon Automobile, Snapdragon Mobile, Snapdragon Wear in version MDM9607, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8909W, MSM8996AU, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 810, SD 820, SD 820A, SD 835, SDA660, SDM429, SDM439, SDM630, SDM632, SDM636, SDM660, Snapdragon_High_Med_2016.

CVSS 3.0
7.8 HIGHCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.21% probability · 11th percentile
CISA KEV
Not listed
Affected
qualcomm/mdm9607 firmware · qualcomm/mdm9635m firmware · qualcomm/mdm9640 firmware · qualcomm/mdm9645 firmware · qualcomm/mdm9650 firmware · qualcomm/mdm9655 firmware · qualcomm/msm8909w firmware · qualcomm/msm8996au firmware · qualcomm/sd 210 firmware · qualcomm/sd 212 firmware · qualcomm/sd 205 firmware · qualcomm/sd 410 firmware · qualcomm/sd 412 firmware · qualcomm/sd 425 firmware · qualcomm/sd 427 firmware · qualcomm/sd 430 firmware · qualcomm/sd 435 firmware · qualcomm/sd 450 firmware · qualcomm/sd 615 firmware · qualcomm/sd 616 firmware · +15 more
Source
product-security@qualcomm.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.