Vulnerability details
CVE-2025-7909
D-Link DIR-513
D-Link DIR-513 Boa Webserver formLanSetupRouterSettings sprintf stack-based overflow
CVSS 4.0
8.7High
Official description
A vulnerability was found in D-Link DIR-513 1.0. It has been rated as critical. Affected by this issue is the function sprintf of the file /goform/formLanSetupRouterSettings of the component Boa Webserver. The manipulation of the argument curTime leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.7High | 4.0 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P |
| 8.8High | 3.1 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 8.8High | 3.0 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 9.0High | 2.0 | CVEProject cvelistV5 (CNA) (VulDB) | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| D-Link | DIR-513 | 1.0 | CVEProject cvelistV5 (CNA) |
References and advisories
5- https://vuldb.com/?id.317024 vdb-entrytechnical-description
- https://vuldb.com/?ctiid.317024 signaturepermissions-required
- https://vuldb.com/?submit.618593 third-party-advisory
- https://www.dlink.com/ product
- https://github.com/buobo/bo-s-CVE/blob/main/DIR-513/formLanSetupRouterSettings.md exploit
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Details
- Published
- 2025-07-21
- Last updated
- 2025-07-21
- State
- Published
- Assigner (CNA)
- VulDB
Exploit prediction (EPSS)
1.73%
Probability of exploitation in 30 days
77.8%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-121Stack-based Buffer Overflow
- CWE-119Memory Corruption