Buffer overflow in ASUS Aura Sync
CVE-2022-44898
The MsIo64.sys component in Asus Aura Sync through v1.07.79 does not properly validate input to IOCTL 0x80102040, 0x80102044, 0x80102050, and 0x80102054, allowing attackers to trigger a memory corruption and cause a Denial of Service (DoS) or escalate privileges via crafted IOCTL requests.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
Weakness classification (CWE)
References
- heegong.github.io/posts/ASUS-AuraSync-Kernel-Stack-Based-Buffer-Overflow-Local-… (Technical Description, Exploit, Third Party Advisory)
- www.asus.com/campaign/aura/us/download.php (Product, Vendor Advisory)
- www.asus.com/content/ASUS-Product-Security-Advisory/ (Vendor Advisory)
- packetstormsecurity.com/files/174447/MsIo64-LOLDriver-Memory-Corruption.html
Frequently asked questions
- What is CVE-2022-44898?
- CVE-2022-44898 is a high-severity vulnerability in ASUS Aura Sync, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-12-14.
- How severe is CVE-2022-44898?
- High severity. CVSS v3 base score is 7.8 out of 10.