Out-of-bounds Read in Amazon Freertos-plus-tcp
CVE-2024-38373
FreeRTOS-Plus-TCP is a lightweight TCP/IP stack for FreeRTOS. FreeRTOS-Plus-TCP versions 4.0.0 through 4.1.0 contain a buffer over-read issue in the DNS Response Parser when parsing domain names in a DNS response. A carefully crafted DNS r…
EPSS: 0.006 (44.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H.
Affected products
- Amazon Freertos-plus-tcp
- Freertos Freertos-plus-tcp — versions >= 4.0.0, <= 4.1.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2024-38373?
- CVE-2024-38373 is a critical-severity vulnerability in Amazon Freertos-plus-tcp, classified under Buffer Over-read. CVSS score: 9.6/10. Published 2024-06-24.
- How severe is CVE-2024-38373?
- Critical severity. CVSS v3 base score is 9.6 out of 10.
- Is CVE-2024-38373 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.