Ur32L Firmware
CVE-2023-24019
HIGH
Severity by source
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
A stack-based buffer overflow vulnerability exists in the urvpn_client http_connection_readcb functionality of Milesight UR32L v32.3.0.5. A specially crafted network packet can lead to a buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.
AnalysisAI
A stack-based buffer overflow vulnerability exists in the urvpn_client http_connection_readcb functionality of Milesight UR32L v32.3.0.5. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required. Public exploit code available and no vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. A stack-based buffer overflow vulnerability exists in the urvpn_client http_connection_readcb functionality of Milesight UR32L v32.3.0.5. A specially crafted network packet can lead to a buffer overflow. An attacker can send a malicious packet to trigger this vulnerability. Affected products include: Milesight Ur32L Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.
More in Ur32L Firmware
View allAn information disclosure in Milesight UR5X, UR32L, UR32, UR35, UR41 before v35.3.0.7 allows attackers to access sensiti
A buffer overflow vulnerability exists in the uhttpd login functionality of Milesight UR32L v32.3.0.5. Rated critical se
Two OS command injection vulnerabilities exist in the urvpn_client cmd_name_action functionality of Milesight UR32L v32.
Two OS command injection vulnerabilities exist in the urvpn_client cmd_name_action functionality of Milesight UR32L v32.
Two OS command injection vulnerability exist in the vtysh_ubus toolsh_excute.constprop.1 functionality of Milesight UR32
Two OS command injection vulnerability exist in the vtysh_ubus toolsh_excute.constprop.1 functionality of Milesight UR32
A stack-based buffer overflow vulnerability exists in the libzebra.so.0.0.0 security_decrypt_password functionality of M
An OS command injection vulnerability exists in the vtysh_ubus tcpdump_start_cb functionality of Milesight UR32L v32.3.0
An OS command injection vulnerability exists in the vtysh_ubus _get_fw_logs functionality of Milesight UR32L v32.3.0.5.
A misconfiguration vulnerability exists in the urvpn_client functionality of Milesight UR32L v32.3.0.5. Rated high sever
An access violation vulnerability exists in the eventcore functionality of Milesight UR32L v32.3.0.5. Rated high severit
Two OS command injection vulnerabilities exist in the zebra vlan_name functionality of Milesight UR32L v32.3.0.5. Rated
Same weakness CWE-120 – Classic Buffer Overflow
View allSame technique Buffer Overflow
View allShare
External POC / Exploit Code
Leaving vuln.today