What is CVE-2025-2688?

CVE-2025-2688 is a medium-severity vulnerability in Totolink A3000ru, classified under Improper Access Control. CVSS score: 4.3/10. Published 2025-03-24.

How severe is CVE-2025-2688?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Privilege escalation in Totolink A3000ru

CVE-2025-2688

A vulnerability classified as problematic was found in TOTOLINK A3000RU up to 5.9c.5185. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/ExportSyslog.sh of the component Syslog Configuration File Handler. Th…

EPSS: 0.001 (21.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Totolink A3000ru — versions 5.9c.5185

Weakness classification (CWE)

References

VDB-300709 | TOTOLINK A3000RU Syslog Configuration File ExportSyslog.sh access control (vdb-entry)
VDB-300709 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Submit #521570 | TOTOLINK A3000RU A3000RU_Firmware V5.9c.5185 Improper Access Controls (third-party-advisory)
lavender-bicycle-a5a.notion.site/TOTOLINK-A3000RU-ExportSyslog-1b953a41781f8064… (exploit)
www.totolink.net/ (product)

Frequently asked questions

What is CVE-2025-2688?: CVE-2025-2688 is a medium-severity vulnerability in Totolink A3000ru, classified under Improper Access Control. CVSS score: 4.3/10. Published 2025-03-24.
How severe is CVE-2025-2688?: Medium severity. CVSS v3 base score is 4.3 out of 10.