Vulnerability in Qualcomm Msm8996au
CVE-2017-18302
In Snapdragon (Automobile ,Mobile) in version MSM8996AU, SD 425, SD 427, SD 430, SD 435, SD 450, SD 625, SD 650/52, SD 820, SD 820A, SD 835, SDA660, SDM429, SDM439, SDM630, SDM632, SDM636, SDM660, Snapdragon_High_Med_2016, a crafted HLOS client can modify the structure in memory passed to a QSEE application between the time of check and the time of use, resulting in arbitrary writes to TZ kernel memory regions.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.002 (5.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.9% 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)
Public proof-of-concept exploits
References
- www.qualcomm.com/company/product-security/bulletins (Vendor Advisory)
- www.securitytracker.com/id/1041432 (VDB Entry, Third Party Advisory, vdb-entry)
- source.android.com/security/bulletin/2018-08-01 (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-18302?
- CVE-2017-18302 is a medium-severity vulnerability in Qualcomm Msm8996au, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.7/10. Published 2018-09-20.
- How severe is CVE-2017-18302?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2017-18302 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.