Security readout for executives and security teams
Plain-English summary
This flaw affects some Intel PROSet/Wireless WiFi products. A local user who already has high privileges could potentially use a memory write bug to gain more control on the system. It is not a remote internet-facing issue, but it matters on managed endpoints where attackers may already have a foothold.
Executive priority
Moderate priority. This is not presented as actively exploited or remotely reachable, but it affects endpoint privilege boundaries and should be handled through normal patch management for Intel wireless software.
Technical view
CVE-2022-21172 is a CWE-787 out-of-bounds write in some Intel PROSet/Wireless WiFi products. CVSS 3.1 is 6.7 with local access, low complexity, high privileges required, and no user interaction. The impact ratings for confidentiality, integrity, and availability are high.
Likely exposure
Exposure is likely limited to endpoints running affected Intel PROSet/Wireless WiFi products. The source bundle does not enumerate exact versions, so vulnerability managers should compare installed software and driver versions against Intel advisory INTEL-SA-00621.
Exploitation context
The provided sources do not support active exploitation, and the CVE is not marked as CISA KEV. Exploitation requires local access and high privileges, which lowers broad attack likelihood but can still matter in post-compromise privilege escalation scenarios.
Researcher notes
Evidence is limited to the CVE record and Intel advisory reference. The key constraints are local attack vector and high privileges required. Do not assume broader Intel wireless products, public exploit availability, or specific fixed versions without consulting the Intel advisory.
Mitigation direction
- Review Intel advisory INTEL-SA-00621 for affected versions and vendor guidance.
- Apply Intel-provided updates for affected PROSet/Wireless WiFi products where applicable.
- Prioritize managed laptops and workstations with Intel wireless software installed.
- Limit local administrative privileges on endpoints where feasible.
- Monitor vendor advisories for any revised affected-version or remediation details.
Validation and detection
- Inventory Intel PROSet/Wireless WiFi product and driver versions across endpoints.
- Compare installed versions against Intel advisory INTEL-SA-00621.
- Confirm patched versions through endpoint management or software inventory records.
- Check whether affected endpoints allow unnecessary local privileged access.
- Track remediation exceptions for systems that cannot be updated promptly.
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-787: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2022-21172 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
- 6.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/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:H/I:H/A:H0.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.7MediumVector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00621.htmlCVE reference · x_refsource_MISC
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.
Out-of-bounds Write
Out-of-bounds Write represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.