What is CVE-2021-34690?

CVE-2021-34690 is a critical-severity vulnerability in Idrive Remotepc, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-07-15.

How severe is CVE-2021-34690?

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

Auth bypass in Idrive Remotepc

CVE-2021-34690

iDrive RemotePC before 7.6.48 on Windows allows authentication bypass. A remote and unauthenticated attacker can bypass cloud authentication to connect and control a system via TCP port 5970 and 5980.

Vulnerability class: Broken Authentication

Published 2021-07-15 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.012 (68.1th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.remotepc.com/release-info (Release Notes, Vendor Advisory)
raw.githubusercontent.com/jacob-baines/vuln_disclosure/main/vuln_2021_01.txt (Third Party Advisory)

Frequently asked questions

What is CVE-2021-34690?: CVE-2021-34690 is a critical-severity vulnerability in Idrive Remotepc, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-07-15.
How severe is CVE-2021-34690?: Critical severity. CVSS v3 base score is 9.8 out of 10.