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
EPSS: 0.002 (6.9th percentile) — read the EPSS interpretation.
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.
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@qualcomm.com (x_refsource_CONFIRM, Vendor Advisory)
- product-security@qualcomm.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- product-security@qualcomm.com (x_refsource_CONFIRM, 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.