CVE-2022-35222

Name: CVE-2022-35222
Creator: NVD / NIST
Published: 2022-08-02T16:15:10.82+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.35%

Last modified Jun 17, 2026

CVE-2022-35222 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. HiCOS Citizen verification component has a stack-based buffer overflow vulnerability due to insufficient parameter length validation. An unauthenticated physical attacker can exploit this vulnerability to execute arbitrary code, manipulate system command or disrupt service.. EPSS estimates a 0.35% chance of exploitation in the next 30 days.

Description

HiCOS Citizen verification component has a stack-based buffer overflow vulnerability due to insufficient parameter length validation. An unauthenticated physical attacker can exploit this vulnerability to execute arbitrary code, manipulate system command or disrupt service.

Metrics

CVSS 3.1

6.8/10

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.35%

26.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Hinet	Hicos Natural Person Credential Component Client	3.0.3.30306
Hinet	Hicos Natural Person Credential Component Client	3.0.3.30404
Hinet	Hicos Natural Person Credential Component Client	3.1.0.00002

References

https://www.twcert.org.tw/tw/cp-132-6363-f5ec2-1.htmlThird Party Advisory
https://www.twcert.org.tw/tw/cp-132-6363-f5ec2-1.htmlThird Party Advisory

Timeline

Published: Aug 2, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-35222?

How severe is CVE-2022-35222?

CVE-2022-35222 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.35% probability of exploitation in the next 30 days.

How do I fix CVE-2022-35222?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-35222?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST