Paper/Archive/CVE-2023-31247

CVE-2023-31247

Silicon Labs Gecko Platform — A memory corruption vulnerability exists in the HTTP Server Host header parsing functionality of Weston Embedded uC-HTTP v3.01.01.

EPSS 2%public exploit CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 76.8.768 × 2015.4 Exploit: SSVC poc+1010.0 SSVC exploitation: poc+100.0

Description · from the CVE record

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

Affected

ProductAffectedFixed inSource

Gecko Platform4.3.1.0–CNA

Cesium NET3.07.01–CNA

uC-HTTPv3.01.01–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

talos (CNA)9.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

reftalosintelligence.com/vulnerability_reports/TALOS-2023-1746 reftalosintelligence.com/vulnerability_reports/TALOS-2023-1746