CVE-2023-6749
Unchecked user input length in the Zephyr Settings Shell
Unchecked length coming from user input in settings shell
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Unchecked user input length in the Zephyr Settings Shell
Unchecked length coming from user input in settings shell
- Record
CVE-2023-6749- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H - Weakness
- CWE-121
- Updated
- 2026-11-02
EUVDEUVD-2023-58962
Unchecked length coming from user input in settings shell
- Record
EUVD-2023-58962- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H - Updated
- 2026-11-03
NVD
Unchecked length coming from user input in settings shell
- Record
CVE-2023-6749- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H - CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-121, CWE-787
- Updated
- 2026-11-02
OSV
Unchecked user input length in the Zephyr Settings Shell
Unchecked length coming from user input in settings shell
- Record
CVE-2023-6749- CVSS 3.1
- 8.0 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H - Weakness
- CWE-121
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-6749 is a high vulnerability (CVSS 8.0) in Zephyrproject Zephyr, published February 18, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. No source names a fixed version.