Cyber Posture

CVE-2024-57473

Critical

Published: 14 January 2025

Published
14 January 2025
Modified
27 May 2025
KEV Added
Patch
CVSS Score 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0033 56.1th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Description

H3C N12 V100R005 contains a buffer overflow vulnerability due to the lack of length verification in the mac address editing function. Attackers who successfully exploit this vulnerability can cause the remote target device to crash or execute arbitrary commands by sending a POST request to /bin/webs.

Security Summary

CVE-2024-57473, published on 2025-01-14, is a buffer overflow vulnerability (CWE-120) in H3C N12 V100R005 due to insufficient length verification in the MAC address editing function. The flaw affects the web interface component, specifically accessible via the /bin/webs endpoint.

Attackers can exploit this vulnerability remotely over the network with no required privileges, authentication, or user interaction, as indicated by its CVSS v3.1 base score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H). By sending a specially crafted POST request to /bin/webs, successful exploitation allows attackers to crash the target device or execute arbitrary commands, potentially leading to full compromise.

Vendor advisories and related resources are available at http://h3c.com, with additional technical details, including a proof-of-concept, provided at https://gist.github.com/XiaoCurry/85ae28b7437d24d9c531c970612d3bd8. Security practitioners should review these for patch availability and mitigation guidance.

Details

CWE(s)
CWE-120

Affected Products

h3c
n12 firmware
100r005

References