CVE-2021-28686
CVE-2021-28686 is a medium-severity vulnerability in Asus Gputweak Ii with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 2.1
- EPSS exploit prediction: 0% (16th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: Asus Gputweak Ii
- Published:
- Last modified:
Description
AsIO2_64.sys and AsIO2_32.sys in ASUS GPUTweak II before 2.3.0.3 allow low-privileged users to trigger a stack-based buffer overflow. This could enable low-privileged users to achieve Denial of Service via a DeviceIoControl.
Frequently asked questions
- What is CVE-2021-28686?
- AsIO2_64.sys and AsIO2_32.sys in ASUS GPUTweak II before 2.3.0.3 allow low-privileged users to trigger a stack-based buffer overflow. This could enable low-privileged users to achieve Denial of Service via a DeviceIoControl.
- How severe is CVE-2021-28686?
- CVE-2021-28686 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2021-28686 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-28686?
- CVE-2021-28686 affects Asus Gputweak Ii. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-28686?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-28686 published?
- CVE-2021-28686 was published on 2021-04-08 and last updated on 2026-06-17.
References
- https://gist.github.com/DStraghkov/fba4994ac4bb3a6e2940b21743563df0
- https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/
Affected products (1)
- cpe:2.3:a:asus:gputweak_ii:*:*:*:*:*:*:*:*
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- CVE-2021-28685 — High (CVSS 7.8): AsIO2_64.sys and AsIO2_32.sys in ASUS GPUTweak II before 2.3.0.3 allow low-privileged users to interact directly with…
All CVEs affecting Asus Gputweak Ii →
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