What is CVE-2021-34218?

CVE-2021-34218 is a medium-severity vulnerability in Totolink A3002r. CVSS score: 5.3/10. Published 2021-08-20.

How severe is CVE-2021-34218?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Totolink A3002r

CVE-2021-34218

Directory Indexing in Login Portal of Login Portal of TOTOLINK-A702R-V1.0.0-B20161227.1023 allows attacker to access /add/ , /img/, /js/, and /mobile directories via GET Parameter.

Published 2021-08-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Totolink A3002r
Totolink A3002r Firmware — versions 1.1.1-b20200824

References

github.com/pup2y/IoTVul/tree/main/TOTOLINK/A3002R Directory Indexing (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-34218?: CVE-2021-34218 is a medium-severity vulnerability in Totolink A3002r. CVSS score: 5.3/10. Published 2021-08-20.
How severe is CVE-2021-34218?: Medium severity. CVSS v3 base score is 5.3 out of 10.