Veracode Vulnerability DatabaseVERACODE:42813Buffer Overflow
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
24.4%
libzephyr.so is vulnerable to Buffer Overflows. The vulnerability exists in the memcpy function at usb_dc_native_posix.c due to not properly handling the buffer size, which allows an attacker to cause an application crash.
References
packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html
seclists.org/fulldisclosure/2023/Nov/1
www.openwall.com/lists/oss-security/2023/11/07/1
github.com/zephyrproject-rtos/zephyr/blob/v3.3-branch/drivers/usb/device/usb_dc_native_posix.c#L359
github.com/zephyrproject-rtos/zephyr/blob/v3.3-branch/subsys/usb/device/class/netusb/function_rndis.c#L841
github.com/zephyrproject-rtos/zephyr/commit/3b14268e4130d506243d27d1b05a12bfffb1a3e3
github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-4vgv-5r6q-r6xh
Related
CVSS3
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
24.4%