NHI card’s web service component - Stack-based Buffer Overflow-2

published 2022-08-02 4y ago modified 2026-06-17 4mo ago also EUVD-2022-38111

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 8%
public exploits: 0; none known

The NHI card’s web service component has a stack-based buffer overflow vulnerability due to insufficient validation for network packet key parameter. A LAN attacker with general user privilege can exploit this vulnerability to disrupt service.

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Exploit prediction

0.19% chance of exploitation in the next 30 days, higher than 8% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected products

NHI card’s web service component

Classification

Weakness

CWE-787 Out-of-bounds Write
CWE-770 Allocation of Resources Without Limits or Throttling

References

twcert.org.tw /tw/cp-132-6355-3bdab-1.html
third-party-advisory

Sources

CVE List CVE-2022-35219
NVD CVE-2022-35219

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