CVE-2017-12420
Heap-based buffer overflow in the SMB implementation in NetApp Clustered Data ONTAP before 8.3...
Heap-based buffer overflow in the SMB implementation in NetApp Clustered Data ONTAP before 8.3.2P8 and 9.0 before P2 allows remote authenticated users to cause a denial of service or execute arbitrary code.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Heap-based buffer overflow in the SMB implementation in NetApp Clustered Data ONTAP before 8.3.2P8 and 9.0 before P2 allows remote authenticated users to cause a denial of service or execute arbitrary code.
- Record
CVE-2017-12420- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Heap-based buffer overflow in the SMB implementation in NetApp Clustered Data ONTAP before 8.3.2P8 and 9.0 before P2 allows remote authenticated users to cause a denial of service or execute arbitrary code.
- Record
CVE-2017-12420- Updated
- 2026-11-02
EUVDEUVD-2017-3993 No score
Heap-based buffer overflow in the SMB implementation in NetApp Clustered Data ONTAP before 8.3.2P8 and 9.0 before P2 allows remote authenticated users to cause a denial of service or execute arbitrary code.
- Record
EUVD-2017-3993- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fh5f-7jxv-wjmw
Heap-based buffer overflow in the SMB implementation in NetApp Clustered Data ONTAP before 8.3...
Heap-based buffer overflow in the SMB implementation in NetApp Clustered Data ONTAP before 8.3.2P8 and 9.0 before P2 allows remote authenticated users to cause a denial of service or execute arbitrary code.
- Record
GHSA-fh5f-7jxv-wjmw- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-12420 is a high vulnerability (CVSS 8.8) in Netapp Clustered Data Ontap, published August 18, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.06%, the 87th percentile. No source names a fixed version.