CVE intelligence and bounded remediation

CVE-2024-7490 — Microchip Advanced Software Framework security vulnerability

Critical CVSS 9.8

Improper Input Validation vulnerability in Microchip Techology Advanced Software Framework example DHCP server can cause remote code execution through a buffer overflow. This vulnerability is associated with program files tinydhcpserver.C and program routines lwip_dhcp_find_option. This issue affects Advanced Software Framework: through 3.52.0.2574. ASF is no longer being supported. Apply provided workaround or migrate to an actively maintained framework.

Severity
Critical
CVSS
9.8 (3.1)
Published
2024-08-08
CISA KEV
Not currently listed
Ecosystem
software/application
Weaknesses
CWE-120

Affected products

  • microchip / advanced_software_framework

Matched remediation archetype

Buffer bounds, memory safety, and memory corruption

This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.

Check exposure

  • Identify affected native-code versions, build flags, architectures, parsers, codecs, drivers, and input paths in all shipped artifacts.
  • Determine whether untrusted data reaches the affected routine and the process privilege, sandbox, and network exposure.
  • Confirm statically linked, vendored, firmware, and platform-provided copies, not only package-manager records.

Remediate safely

  • Apply the maintained upstream correction or replace the affected component, then rebuild every dependent artifact from clean inputs.
  • Adopt bounds-checked interfaces, validated sizes and integer conversions, clear ownership, and memory-safe components where practical.
  • Enable supported compiler and runtime hardening and add sanitized tests and fuzz regression seeds derived from non-weaponized fixtures.

Authoritative sources

Complete CVE record and remediation plan

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