CVE-2023-39238— ASUS RT-AX55、RT-AX56U_V2 - Format String - 1
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I. Basic Information for CVE-2023-39238
Vulnerability Information
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Vulnerability Title
ASUS RT-AX55、RT-AX56U_V2 - Format String - 1
Source: NVD (National Vulnerability Database)
Vulnerability Description
It is identified a format string vulnerability in ASUS RT-AX56U V2. This vulnerability is caused by lacking validation for a specific value within its set_iperf3_svr.cgi module. A remote attacker with administrator privilege can exploit this vulnerability to perform remote arbitrary code execution, arbitrary system operation or disrupt service.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用外部控制的格式字符串
Source: NVD (National Vulnerability Database)
Vulnerability Title
ASUS RT-AX56U 格式化字符串错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ASUS RT-AX56U是中国华硕（ASUS）公司的一款无线路由器。 ASUS RT-AX56U 存在格式化字符串错误漏洞，该漏洞源于缺乏对其 set_iperf3_svr.cgi 模块中特定值的验证，导致格式字符串漏洞。
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 |
|---|---|---|---|---|
| ASUS | RT-AX55 | 3.0.0.4.386_50460 | - | |
| ASUS | RT-AX56U_V2 | 3.0.0.4.386_50460 | - |
II. Public POCs for CVE-2023-39238
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · ASUS · 2023-09-07 · 8 CVEs total
| CVE-2023-39237 | 8.8 HIGH | ASUS RT-AC86U - Command injection vulnerability - 5 |
| CVE-2023-39236 | 8.8 HIGH | ASUS RT-AC86U - Command injection vulnerability - 4 |
| CVE-2023-38033 | 8.8 HIGH | ASUS RT-AC86U - Command injection vulnerability - 3 |
| CVE-2023-38032 | 8.8 HIGH | ASUS RT-AC86U - Command injection vulnerability - 2 |
| CVE-2023-38031 | 8.8 HIGH | ASUS RT-AC86U - Command injection vulnerability - 1 |
| CVE-2023-39240 | 7.2 HIGH | ASUS RT-AX55、RT-AX56U_V2 - Format String - 3 |
| CVE-2023-39239 | 7.2 HIGH | ASUS RT-AX55、RT-AX56U_V2、RT-AC86U - Format String - 2 |
IV. Related Vulnerabilities
Same weakness: CWE-134
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Ruby JSON has a format string injection vulnerability
V. Comments for CVE-2023-39238
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