Security readout for executives and security teams
Plain-English summary
CVE-2022-28709 is an Intel E810 Ethernet Controller firmware access-control issue. A local user who already has high privileges could potentially cause a denial of service. The business impact is mainly service availability on systems using affected adapters, not data theft or remote compromise based on the provided evidence.
Executive priority
Schedule remediation through normal firmware maintenance, with faster handling for critical network, storage, virtualization, or production hosts using E810 adapters.
Technical view
The CVSS 3.1 vector is AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H, scoring 4.4. The weakness affects firmware for some Intel E810 Ethernet Controllers before a fixed firmware version. The source bundle has inconsistent version text: it cites before 1.6.1.9 and also before 1.6.2.9.
Likely exposure
Exposure is limited to hosts with Intel E810 Ethernet Controllers running affected firmware. Exploitation requires local access and high privileges, so internet-facing exposure is not indicated by the supplied sources.
Exploitation context
The CVE is not listed as KEV, and the provided sources do not state active exploitation or public exploit availability. Treat this as a local privileged denial-of-service risk requiring vendor-version validation.
Researcher notes
The provided record supports availability impact only, with no confidentiality or integrity impact. The main evidence gap is the conflicting affected-version text, so Intel’s advisory should be treated as authoritative during validation.
Mitigation direction
- Inventory systems using Intel E810 Ethernet Controllers.
- Check Intel advisory INTEL-SA-00593 for the authoritative fixed firmware version.
- Update affected controller firmware according to Intel or OEM guidance.
- Prioritize hosts where NIC failure would disrupt critical services.
Validation and detection
- Confirm installed adapter model and firmware version on each host.
- Compare findings against Intel advisory INTEL-SA-00593.
- Review whether local privileged access is tightly controlled on affected systems.
- Monitor for unexplained NIC resets, link loss, or host network outages.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2022-28709 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H0.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.4MediumVector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00593.htmlCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.