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. The manipulation leads to improper access controls. The attack needs to be done within the local network. The exploit has been disclosed to the public and may be used.

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.005 (43.3th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-2688: held from 0.005 to 0.005.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-2688?
CVE-2025-2688 is a medium-severity vulnerability in Totolink A3000ru, classified under Incorrect Privilege Assignment. 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.