CVE-2021-26258
Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4...
Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4.3337.0 may allow an authorized user to potentially enable escalation of privilege via local access.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- 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
Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4.3337.0 may allow an authorized user to potentially enable escalation of privilege via local access.
- Record
CVE-2021-26258- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List
Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4.3337.0 may allow an authorized user to potentially enable escalation of privilege via local access.
- Record
CVE-2021-26258- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
EUVDEUVD-2021-13075
Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4.3337.0 may allow an authorized user to potentially enable escalation of privilege via local access.
- Record
EUVD-2021-13075- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-7cxp-c5mg-3m9c
Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4...
Improper access control for the Intel(R) Killer(TM) Control Center software before version 2.4.3337.0 may allow an authorized user to potentially enable escalation of privilege via local access.
- Record
GHSA-7cxp-c5mg-3m9c- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | zwclose/CVE-2021-26258 | 2022-12-17 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-26258 is a high vulnerability (CVSS 7.8) in Intel Killer Control Center, published May 12, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.67%, the 52nd percentile. No source names a fixed version.