What is CVE-2023-5746?

CVE-2023-5746 is a critical-severity vulnerability in Synology Bc500, classified under Use of Externally-Controlled Format String. CVSS score: 9.8/10. Published 2023-10-25.

How severe is CVE-2023-5746?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Synology Bc500

CVE-2023-5746

A vulnerability regarding use of externally-controlled format string is found in the cgi component. This allows remote attackers to execute arbitrary code via unspecified vectors. The following models with Synology Camera Firmware versions…

EPSS: 0.017 (74.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Synology Bc500
Synology Bc500_firmware
Synology Camera Firmware — versions 1.0
Synology Tc500
Synology Tc500_firmware

Weakness classification (CWE)

CWE-134 — Use of Externally-Controlled Format String

References

security@synology.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2023-5746?: CVE-2023-5746 is a critical-severity vulnerability in Synology Bc500, classified under Use of Externally-Controlled Format String. CVSS score: 9.8/10. Published 2023-10-25.
How severe is CVE-2023-5746?: Critical severity. CVSS v3 base score is 9.8 out of 10.