VulnerabilityModified
CVE-2023-4257
Unchecked user input length in /subsys/net/l2/wifi/wifi_shell.c can cause buffer overflows.
CRITICAL 9.8EPSS 0.87%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Unchecked user input length in /subsys/net/l2/wifi/wifi_shell.c can cause buffer overflows.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.87% probability · 57th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-120, CWE-131
- Affected
- zephyrproject/zephyr
- Source
- vulnerabilities@zephyrproject.org
References
- http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.htmlExploit, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Nov/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/11/07/1Mailing List
- https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5jExploit, Vendor Advisory
- http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.htmlExploit, Third Party Advisory
- http://seclists.org/fulldisclosure/2023/Nov/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2023/11/07/1Mailing List
- https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-853q-q69w-gf5jExploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.