Vulnerability · Published Feb 20, 2024 · Assigned by talos
CVE-2023-38562
High 8.7
In plain English
A high-severity double free in uC-TCP-IP from Weston Embedded. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 65% of all known vulnerabilities).
Severity (CVSS 3.1)8.7High
Exploit odds (30 days)1.1%top 34.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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 (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Weston Embedded | uC-TCP-IP | v3.06.01 |
Weakness: CWE-415 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H