CVE-2025-13549— D-Link DIR-822K formNtp sub_455524 buffer overflow
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I. Basic Information for CVE-2025-13549
Vulnerability Information
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Vulnerability Title
D-Link DIR-822K formNtp sub_455524 buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was found in D-Link DIR-822K 1.00. This issue affects the function sub_455524 of the file /boafrm/formNtp. Performing manipulation of the argument submit-url results in buffer overflow. Remote exploitation of the attack is possible. The exploit has been made public and could be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
D-Link DIR-822K 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DIR-822K是中国友讯（D-Link）公司的一款无线路由器。 D-Link DIR-822K 1.00版本存在安全漏洞，该漏洞源于文件/boafrm/formNtp中参数submit-url的错误操作，可能导致缓冲区溢出。
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
II. Public POCs for CVE-2025-13549
| # | POC Description | Source Link | Shenlong Link |
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Same Patch Batch · D-Link · 2025-11-23 · 8 CVEs total
| CVE-2025-13553 | 8.8 HIGH | D-Link DWR-M920 formPinManageSetup sub_41C7FC buffer overflow |
| CVE-2025-13552 | 8.8 HIGH | D-Link DIR-822K/DWR-M920 formWlEncrypt buffer overflow |
| CVE-2025-13551 | 8.8 HIGH | D-Link DIR-822K/DWR-M920 formWanConfigSetup buffer overflow |
| CVE-2025-13550 | 8.8 HIGH | D-Link DIR-822K/DWR-M920 formVpnConfigSetup buffer overflow |
| CVE-2025-13548 | 8.8 HIGH | D-Link DIR-822K/DWR-M920 formFirewallAdv buffer overflow |
| CVE-2025-13547 | 8.8 HIGH | D-Link DIR-822K/DWR-M920 formDdns memory corruption |
| CVE-2025-13562 | 7.3 HIGH | D-Link DIR-852 gena.cgi command injection |
IV. Related Vulnerabilities
Same product: DIR-822K
- CVE-2025-13552
D-Link DIR-822K/DWR-M920 formWlEncrypt buffer overflow - CVE-2025-13551
D-Link DIR-822K/DWR-M920 formWanConfigSetup buffer overflow - CVE-2025-13550
D-Link DIR-822K/DWR-M920 formVpnConfigSetup buffer overflow - CVE-2025-13548
D-Link DIR-822K/DWR-M920 formFirewallAdv buffer overflow - CVE-2025-13547
D-Link DIR-822K/DWR-M920 formDdns memory corruption
Same vendor: D-Link
- CVE-2026-8273
D-Link DNS-320 system_mgr.cgi cgi_merge_user os command inje - CVE-2026-8272
D-Link DNS-320 webfile_mgr.cgi chown os command injection - CVE-2026-8271
D-Link DNS-320 network_mgr.cgi cgi_upnp_edit os command inje - CVE-2026-8260
D-Link DCS-935L HNAP Service hnap_service SetDeviceSettings - CVE-2026-7857
D-Link DI-8100 CGI user_group.asp sprintf buffer overflow
Same weakness: CWE-120
- CVE-2026-8260
D-Link DCS-935L HNAP Service hnap_service SetDeviceSettings - CVE-2026-8137
Totolink X5000R formDdns sub_458E40 buffer overflow - CVE-2026-6691
MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow - CVE-2026-7857
D-Link DI-8100 CGI user_group.asp sprintf buffer overflow - CVE-2026-7856
D-Link DI-8100 Web Management url_member.asp buffer overflow
V. Comments for CVE-2025-13549
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