How severe is CVE-2023-24019?

CVE-2023-24019 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-24019 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-24019?

CVE-2023-24019 affects Milesight Ur32l Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-24019?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-24019 published?

CVE-2023-24019 was published on 2023-07-06 and last updated on 2026-06-17.

CVE-2023-24019

CVE-2023-24019 is a high-severity vulnerability in Milesight Ur32l Firmware with a CVSS 3.x base score of 8.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Milesight Ur32l Firmware
Published: 2023-07-06
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-24019?: 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.
How severe is CVE-2023-24019?: CVE-2023-24019 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-24019 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-24019?: CVE-2023-24019 affects Milesight Ur32l Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-24019?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-24019 published?: CVE-2023-24019 was published on 2023-07-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:milesight:ur32l_firmware:32.3.0.5:*:*:*:*:*:*:*

More vulnerabilities in Milesight Ur32l Firmware

CVE-2023-23902 — Critical (CVSS 9.8): A buffer overflow vulnerability exists in the uhttpd login functionality of Milesight UR32L v32.3.0.5. A specially…
CVE-2023-47166 — High (CVSS 8.8): A firmware update vulnerability exists in the luci2-io file-import functionality of Milesight UR32L v32.3.0.7-r2. A…
CVE-2023-24583 — High (CVSS 8.8): Two OS command injection vulnerabilities exist in the urvpn_client cmd_name_action functionality of Milesight UR32L…
CVE-2023-24582 — High (CVSS 8.8): Two OS command injection vulnerabilities exist in the urvpn_client cmd_name_action functionality of Milesight UR32L…
CVE-2023-24520 — High (CVSS 8.8): Two OS command injection vulnerability exist in the vtysh_ubus toolsh_excute.constprop.1 functionality of Milesight…
CVE-2023-24519 — High (CVSS 8.8): Two OS command injection vulnerability exist in the vtysh_ubus toolsh_excute.constprop.1 functionality of Milesight…

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