CVE-2023-42137
Quick assessment
Affected
PAX Technology POS terminals
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.
PAX Technology Android based POS是中国百富环球（PAX Technology）公司的一系列 Android 移动支付终端。 PAX Technology Android based POS PayDroid_8.1.0_Sagittarius_V11.1.50_20230614及之前版本存在后置链接漏洞，该漏洞源于允许通过使用恶意符号链接以高权限执行命令。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2023-42137
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
PAX Android based POS devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow for command execution with high privileges by using malicious symlinks.
The attacker must have shell access to the device in order to exploit this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5
Vulnerability Title
PAX Technology Android based POS 后置链接漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PAX Technology Android based POS是中国百富环球（PAX Technology）公司的一系列 Android 移动支付终端。 PAX Technology Android based POS PayDroid_8.1.0_Sagittarius_V11.1.50_20230614及之前版本存在后置链接漏洞，该漏洞源于允许通过使用恶意符号链接以高权限执行命令。
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 |
|---|---|---|---|---|
| PAX Technology | POS terminals | 0 ~ 11.1.50_20230614 | - |
|
II. Public POCs for CVE-2023-42137
| # | POC Description | Source Link | Shenlong Link |
|---|
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Security Blog Posts for CVE-2023-42137 (3)
-
https://cert.pl/posts/2024/01/CVE-2023-4818/ third-party-advisory
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Android-based PAX POS vulnerabilities (Part 1) - STM Cyber Blog technical-description
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https://cert.pl/en/posts/2024/01/CVE-2023-4818/ third-party-advisory
Other References for CVE-2023-42137 (1)
-
https://ppn.paxengine.com/release/development vendor-advisory
Same Patch Batch · PAX Technology · 2024-01-15 · 5 CVEs total
| CVE-2023-42136 | 7.8 HIGH | PAX Technology Android based POS 安全漏洞 |
| CVE-2023-42134 | 6.8 MEDIUM | PAX Technology A920 安全漏洞 |
| CVE-2023-42135 | 6.8 MEDIUM | PAX Technology A920 安全漏洞 |
| CVE-2023-4818 | PAX Technology A920 注入漏洞 |
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Same weakness: CWE-59
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V. Comments for CVE-2023-42137
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