CVE-2020-25843— CHANGING Inc. NHIServiSignAdapter Windows Versions - Heap Overflow
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I. Basic Information for CVE-2020-25843
Vulnerability Information
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Vulnerability Title
CHANGING Inc. NHIServiSignAdapter Windows Versions - Heap Overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
堆缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
NHIServiSignAdapter 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
全景 NHIServiSignAdapter是中国全景公司的一个用于全景监控设备的安控元件。 NHIServiSignAdapter 存在安全漏洞，该漏洞源于未能验证数字证书文件路径的长度，这将导致堆溢出漏洞。远程攻击者可利用该漏洞可以使用泄漏在没有特权的情况下执行代码。
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 |
|---|---|---|---|---|
| CHANGING Inc. | NHIServiSignAdapter | 1.0.20.0218 | - |
II. Public POCs for CVE-2020-25843
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.twcert.org.tw/tw/cp-132-4271-951cd-1.htmlx_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2020-25843
Same Patch Batch · CHANGING Inc. · 2020-12-31 · 5 CVEs total
| CVE-2020-25844 | 8.1 HIGH | CHANGING Inc. NHIServiSignAdapter Windows Versions - Stack Overflow |
| CVE-2020-25842 | 7.5 HIGH | CHANGING Inc. NHIServiSignAdapter Windows Versions - Arbitrary File Access |
| CVE-2020-25845 | 7.5 HIGH | CHANGING Inc. NHIServiSignAdapter Windows Versions - Information Leakage -1 |
| CVE-2020-25846 | 7.5 HIGH | CHANGING Inc. NHIServiSignAdapter Windows Versions - Information Leakage -2 |
IV. Related Vulnerabilities
Same product: NHIServiSignAdapter
Same vendor: CHANGING Inc.
- CVE-2021-37909
CHANGING Inc. TSSServiSignAdapter Windows Versions - Imprope - CVE-2020-25846
CHANGING Inc. NHIServiSignAdapter Windows Versions - Informa - CVE-2020-25844
CHANGING Inc. NHIServiSignAdapter Windows Versions - Stack O - CVE-2020-25845
CHANGING Inc. NHIServiSignAdapter Windows Versions - Informa - CVE-2020-25842
CHANGING Inc. NHIServiSignAdapter Windows Versions - Arbitra
Same weakness: CWE-122
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V. Comments for CVE-2020-25843
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