5.5

CVE-2021-28686: asus gputweak_ii Out-of-bounds Write

CVSS: 5.5v3.1MediumModified
Published 08-04-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-28686 is a medium (CVSS 5.5) Out-of-bounds Write vulnerability in asus gputweak_ii. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 15.4% of scored vulnerabilities.

Overall risk
22/100
0100
Low · default modelHow is this calculated?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.25%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 08-04-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

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.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.25%

Chance of exploitation in the next 30 days

Percentile

15%

Versus all other CVEs

30-day change

0.00 pp

From 0.25% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.25%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Asus1 product

1 vendor · 1 product

References

2 links