Buffer overflow in Intel Ethernet Controller E810
CVE-2021-0004
Improper buffer restrictions in the firmware of Intel(R) Ethernet Adapters 800 Series Controllers and associated adapters before version 1.5.3.0 may allow a privileged user to potentially enable denial of service via local access.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (16.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Intel Ethernet Controller E810
- Intel Ethernet Controller E810 Firmware
- Fedoraproject Fedora — versions 34
- Intel(r) Ethernet Adapters 800 Series Controllers And Associated — versions before version 1.5.3.0
Weakness classification (CWE)
References
- www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00479.html (Vendor Advisory)
- security.netapp.com/advisory/ntap-20210827-0009/ (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2021-0004?
- CVE-2021-0004 is a medium-severity vulnerability in Intel Ethernet Controller E810, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 4.4/10. Published 2021-08-11.
- How severe is CVE-2021-0004?
- Medium severity. CVSS v3 base score is 4.4 out of 10.