CVE-2024-23923 — HIGH (8.8)

Vulnerability Description

Alpine Halo9 prh_l2_sar_data_ind Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Alpine Halo9 devices. Authentication is not required to exploit this vulnerability. The specific flaw exists within the prh_l2_sar_data_ind function. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-22945

CVSS Score

8.8

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Alpsalpine	Ilx-F509 Firmware	6.0.000
Alpsalpine	Ilx-F509	-

Related Weaknesses (CWE)

CWE-416

References

https://www.zerodayinitiative.com/advisories/ZDI-24-844/Third Party AdvisoryVDB Entry

FAQ

What is CVE-2024-23923?

CVE-2024-23923 is a vulnerability with a CVSS score of 8.8 (HIGH). Alpine Halo9 prh_l2_sar_data_ind Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Alpine ...

How severe is CVE-2024-23923?

CVE-2024-23923 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2024-23923?

Check the references section above for vendor advisories and patch information. Affected products include: Alpsalpine Ilx-F509 Firmware, Alpsalpine Ilx-F509.