CVE-2022-35218— NHI card’s web service component - Heap-based Buffer Overflow
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I. Basic Information for CVE-2022-35218
Vulnerability Information
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Vulnerability Title
NHI card’s web service component - Heap-based Buffer Overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
The NHI card’s web service component has a heap-based buffer overflow vulnerability due to insufficient validation for packet origin parameter length. A LAN attacker with general user privilege can exploit this vulnerability to disrupt service.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
National Health Insurance 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
National Health Insurance（NHI）是中国的台湾的医疗保险计划健保卡。 National Health Insurance 存在安全漏洞，该漏洞源于对网络数据包头长度的验证不足，存在基于堆栈的缓冲区溢出，攻击者利用该漏洞可以执行任意代码、操纵系统命令或中断服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| NHI | card’s web service component | dae0509e5aabde2f110ce8418af67cf7 | - |
II. Public POCs for CVE-2022-35218
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.twcert.org.tw/tw/cp-132-6354-1cf61-1.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2022-35218
Same Patch Batch · NHI · 2022-08-02 · 3 CVEs total
| CVE-2022-35217 | 7.8 HIGH | NHI card’s web service component - Stack-based Buffer Overflow-1 |
| CVE-2022-35219 | 5.5 MEDIUM | NHI card’s web service component - Stack-based Buffer Overflow-2 |
IV. Related Vulnerabilities
V. Comments for CVE-2022-35218
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