Buffer overflow in Sophos Hitmanpro
CVE-2017-7441
In Sophos SurfRight HitmanPro before 3.7.20 Build 286 (included in the HitmanPro.Alert solution and Sophos Clean), a crafted IOCTL with code 0x22E1C0 might lead to kernel data leaks. Because the leak occurs at the driver level, an attacker can use this vulnerability to leak some critical information about the machine such as nt!ExpPoolQuotaCookie.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (37.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 37.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.nuitduhack.com/fr/planning/talk_10 (Third Party Advisory)
- trackwatch.com/kernel-pool-overflow-exploitation-in-real-world-windows-10/ (Exploit, Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2017-7441?
- CVE-2017-7441 is a high-severity vulnerability in Sophos Hitmanpro, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-09-13.
- How severe is CVE-2017-7441?
- High severity. CVSS v3 base score is 7.8 out of 10.