CVE-2023-20811
In IOMMU, there is a possible out of bounds write due to a missing bounds check. This could lead...
In IOMMU, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03692061; Issue ID: DTV03692061.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In IOMMU, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03692061; Issue ID: DTV03692061.
- Record
CVE-2023-20811- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
In IOMMU, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03692061; Issue ID: DTV03692061.
- Record
CVE-2023-20811- Updated
- 2026-11-02
EUVDEUVD-2023-24990
In IOMMU, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03692061; Issue ID: DTV03692061.
- Record
EUVD-2023-24990- CVSS
- 0.0 None
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h7pm-9cgw-c7ch
In IOMMU, there is a possible out of bounds write due to a missing bounds check. This could lead...
In IOMMU, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: DTV03692061; Issue ID: DTV03692061.
- Record
GHSA-h7pm-9cgw-c7ch- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
- google android
- linux kernel
- mediatek, inc. mt5221, mt5583, mt5691, mt5695, mt9010, mt9011, mt9012, mt9016, mt9020, mt9021, mt9022, mt9030, mt9031, mt9032, mt9216, mt9218, mt9220, mt9221, mt9222, mt9255, mt9256, mt9266, mt9269, mt9286, mt9288, mt9602, mt9610, mt9611, mt9612, mt9613, mt9615, mt9617, mt9618, mt9629, mt9630, mt9631, mt9632, mt9636, mt9638, mt9639, mt9649, mt9650, mt9652, mt9653, mt9666, mt9667, mt9669, mt9671, mt9675, mt9685, mt9686, mt9688
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-20811 is a medium vulnerability (CVSS 6.7) in Google Android, published August 7, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. No source names a fixed version.