What is CVE-2021-22652?

CVE-2021-22652 is a critical-severity vulnerability in Advantech Iview, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2021-02-11.

How severe is CVE-2021-22652?

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

Is CVE-2021-22652 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Auth bypass in Advantech Iview

CVE-2021-22652

Access to the Advantech iView versions prior to v5.7.03.6112 configuration are missing authentication, which may allow an unauthorized attacker to change the configuration and obtain code execution.

Vulnerability class: Broken Authentication

EPSS: 0.368 (98.3th 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

Advantech Iview
N/a Advantech Iview — versions iView versions prior to v5.7.03.6112

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

Public proof-of-concept exploits

References

ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC)
ics-cert@hq.dhs.gov (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-22652?: CVE-2021-22652 is a critical-severity vulnerability in Advantech Iview, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2021-02-11.
How severe is CVE-2021-22652?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2021-22652 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.