CVE-2023-20994
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to...
CVE-2023-20994 is a medium vulnerability (CVSS 6.7) in Google Android, published March 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.10%, the 0th percentile. Fixed in platform/system/libufdt 13:2023-03-01.
- Severity
- 6.7 MediumCVSS 3.1, NVD
- Exploit chance
- 0.10%EPSS, 0th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
13:2023-03-01platform/system/libufdt
Description
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-259062118
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
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/system/libufdtAndroid | 13:0 up to 13:2023-03-01, plus listed versions 13 | 13:2023-03-01 |
What each source reports
NVD Score used
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-259062118
- Record
CVE-2023-20994- 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 ListNo score
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-259062118
- Record
CVE-2023-20994- Updated
- 2026-11-02
EUVDEUVD-2023-25162
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-259062118
- Record
EUVD-2023-25162- CVSS
- 0.0 None
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g8w9-22g6-mj88
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to...
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-259062118
- Record
GHSA-g8w9-22g6-mj88- 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
OSVPUB-A-259062118No score
In _ufdt_output_property_to_fdt of ufdt_convert.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
- Record
PUB-A-259062118- Updated
- 2026-11-10
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.