What is CVE-2023-28391?

CVE-2023-28391 is a critical-severity vulnerability in Silabs Gecko_software_development_kit, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.0/10. Published 2023-11-14.

How severe is CVE-2023-28391?

Critical severity. CVSS v3 base score is 9.0 out of 10.

Buffer overflow in Silabs Gecko_software_development_kit

CVE-2023-28391

A memory corruption vulnerability exists in the HTTP Server header parsing functionality of Weston Embedded uC-HTTP v3.01.01. Specially crafted network packets can lead to code execution. An attacker can send a malicious packet to trigger…

Vulnerability class: Buffer Overflow

EPSS: 0.015 (70.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.0 (Critical). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

Silabs Gecko_software_development_kit — versions 4.3.1
Silicon Labs Gecko Platform — versions 4.3.1.0
Weston Embedded Cesium Net — versions 3.07.01
Weston Embedded Uc-http — versions v3.01.01
Weston-embedded Cesium_net — versions 3.07.01
Weston-embedded Uc-http — versions 3.01.01

Weakness classification (CWE)

References

talos-cna@cisco.com (Technical Description, Exploit, Third Party Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2023-28391?: CVE-2023-28391 is a critical-severity vulnerability in Silabs Gecko_software_development_kit, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.0/10. Published 2023-11-14.
How severe is CVE-2023-28391?: Critical severity. CVSS v3 base score is 9.0 out of 10.