Buffer overflow in Hinet Hicos Citizen Verification Component - Stack Buffer Overflow
CVE-2022-35222
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.
Vulnerability class: Buffer Overflow
EPSS: 0.004 (28.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Hinet Hicos Citizen Verification Component - Stack Buffer Overflow — versions libHicos_p11v1.so CHT PKCS#11 3.0.3.30306, HiCOSPKCS11.dll CHT PKCS#11 3.1.0.00002, libHicos_p11v1.dylib CHT PKCS#11 3.0.3.30404
- Hinet Hicos_natural_person_credential_component_client — versions 3.0.3.30306, 3.0.3.30404, 3.1.0.00002
Weakness classification (CWE)
References
- twcert@cert.org.tw (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-35222?
- CVE-2022-35222 is a medium-severity vulnerability in Hinet Hicos Citizen Verification Component - Stack Buffer Overflow, classified under Out-of-bounds Write. CVSS score: 6.8/10. Published 2022-08-02.
- How severe is CVE-2022-35222?
- Medium severity. CVSS v3 base score is 6.8 out of 10.