CVE-2026-15271— TOTOLINK EX200 Web boa.conf least privilege violation
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-15271
Vulnerability Information
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Vulnerability Title
TOTOLINK EX200 Web boa.conf least privilege violation
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in TOTOLINK A3000RU, A3100R, A950RG, AC1200T10, CP450, CS185R_T10 and EX200 up to 20260906. Affected by this issue is some unknown functionality of the file /etc/boa/boa.conf of the component Web Interface. The manipulation leads to least privilege violation. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitation is known to be difficult.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
最小特权原则违背
Source: CVE Program / CVE List V5
Vulnerability Title
TOTOLINK A3000RU 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOTOLINK a3000ru是中国TOTOLINK公司的一款无线路由器设备。 TOTOLINK A3000RU存在权限许可和访问控制问题漏洞，该漏洞源于Web Interface组件的/etc/boa/boa.conf文件功能存在问题，可能导致最小权限违例。以下版本受到影响：20260906版本。
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 |
|---|---|---|---|---|
| TOTOLINK | A3000RU | 20260906 | cpe:2.3:a:totolink:a3000ru:*:*:*:*:*:*:*:* | |
| TOTOLINK | A3100R | 20260906 | cpe:2.3:a:totolink:a3100r:*:*:*:*:*:*:*:* | |
| TOTOLINK | A950RG | 20260906 | cpe:2.3:a:totolink:a950rg:*:*:*:*:*:*:*:* | |
| TOTOLINK | AC1200T10 | 20260906 | cpe:2.3:a:totolink:ac1200t10:*:*:*:*:*:*:*:* | |
| TOTOLINK | CP450 | 20260906 | cpe:2.3:a:totolink:cp450:*:*:*:*:*:*:*:* | |
| TOTOLINK | CS185R_T10 | 20260906 | cpe:2.3:a:totolink:cs185r_t10:*:*:*:*:*:*:*:* | |
| TOTOLINK | EX200 | 20260906 | cpe:2.3:a:totolink:ex200:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-15271
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|---|
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Security Blog Posts for CVE-2026-15271 (1)
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IV. Related Vulnerabilities
Same vendor: TOTOLINK
- CVE-2026-15701
Totolink NR1800X lighttpd formLogout.htm Form_Logout stack-b - CVE-2026-15204
TOTOLINK X5000R OpenVPN Export cstecgi.cgi exportOvpn path t - CVE-2026-44089
Buffer Overflow in Totolink EX1200L router - CVE-2026-11620
TOTOLINK EX200 vsftpd vsftpd.conf least privilege violation - CVE-2026-11554
TOTOLINK CP450 vsftpd vsftpd.conf least privilege violation
Same weakness: CWE-272
- CVE-2026-15270
D-link DIR-823G Web boa.conf least privilege violation - CVE-2026-11620
TOTOLINK EX200 vsftpd vsftpd.conf least privilege violation - CVE-2026-11555
D-Link DGS-1100-08PD Web boa.conf least privilege violation - CVE-2026-11554
TOTOLINK CP450 vsftpd vsftpd.conf least privilege violation - CVE-2026-11497
D-Link DCS-5615 Boa Webserver boa.conf least privilege viola
V. Comments for CVE-2026-15271
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