CVE-2016-8231
Quick assessment
Affected
Lenovo Group Ltd. Service Bridge
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
联想Service Bridge是中国联想（Lenovo）公司的一个Windows程序，该程序可自动检测设备的序列号和型号。 联想Service Bridge 4之前的版本中的代码签名证书中的签名验证逻辑存在安全漏洞。攻击者可利用该漏洞插入伪造的代码签名证书。
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I. Basic Information for CVE-2016-8231
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In Lenovo Service Bridge before version 4, a bug found in the signature verification logic of the code signing certificate could be exploited by an attacker to insert a forged code signing certificate.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
联想Service Bridge 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
联想Service Bridge是中国联想（Lenovo）公司的一个Windows程序，该程序可自动检测设备的序列号和型号。 联想Service Bridge 4之前的版本中的代码签名证书中的签名验证逻辑存在安全漏洞。攻击者可利用该漏洞插入伪造的代码签名证书。
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 |
|---|---|---|---|---|
| Lenovo Group Ltd. | Service Bridge | Earlier than version 4 | - |
|
II. Public POCs for CVE-2016-8231
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2016-8231 (1)
-
https://support.lenovo.com/us/en/product_security/LEN-10149 x_refsource_CONFIRM
Same Patch Batch · Lenovo Group Ltd. · 2017-06-03 · 6 CVEs total
| CVE-2016-8228 | 联想Service Bridge 安全漏洞 | |
| CVE-2016-8229 | 联想Service Bridge 跨站请求伪造漏洞 | |
| CVE-2016-8230 | 联想Service Bridge 安全漏洞 | |
| CVE-2017-3740 | 联想Thinkpad Active Protection System 权限许可和访问控制问题漏洞 | |
| CVE-2017-3741 | 联想ThinkPad X1 Carbon Power Management驱动程序权限许可和访问控制问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2016-8231
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