PT-2023-19362 · Milesight · Milesight Ur32L

Francesco Benvenuto · Published 2023-07-06 · Updated 2023-08-02 · CVE-2023-24019

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Milesight UR32L version 32.3.0.5

Description A stack-based buffer overflow issue exists in the http connection readcb functionality of the urvpn client. This can be triggered by a specially crafted network packet, leading to a buffer overflow. An attacker can exploit this by sending a malicious packet.

Recommendations For Milesight UR32L version 32.3.0.5, consider restricting access to the urvpn client until a patch is available. As a temporary workaround, avoid using the http connection readcb functionality to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-120

Related Identifiers

CVE-2023-24019

Affected Products

Milesight Ur32L

References · 4

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2023-1718 · Exploit
• https://osv.dev/vulnerability/CVE-2023-24019 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-24019 · Security Note
• https://t.me/cvenotify/53771 · Telegram Post