What’s Vulnerable › Vulnerabilities

CVE-2023-38562

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-02-20 · updated 2026-06-17
• Weakness: CWE-415

Description

A double-free vulnerability exists in the IP header loopback parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted set of network packets can lead to memory corruption, potentially resulting in code execution. An attacker can send a sequence of unauthenticated packets to trigger this vulnerability.

Affected products

• Weston Embedded uC-TCP-IP: 3.06.01

References

• https://talosintelligence.com/vulnerability_reports/TALOS-2023-1829
• https://talosintelligence.com/vulnerability_reports/TALOS-2023-1829
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1829

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