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VAR-202507-2471

Vulnerability from variot - Updated: 2025-07-26 23:17

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. D-Link DIR-513 is a wireless router device produced by D-Link. Attackers can exploit this vulnerability to trigger a buffer overflow by remotely constructing malicious data, thereby executing arbitrary code or causing the device to crash

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CVE-2025-7909 (GCVE-0-2025-7909)

Vulnerability from cvelistv5 – Published: 2025-07-20 21:32 – Updated: 2025-07-21 12:42 Unsupported When Assigned

Title

D-Link DIR-513 Boa Webserver formLanSetupRouterSettings sprintf stack-based overflow

Summary

Severity ?

8.7 (High)


                        
                          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

8.8 (High)


                        
                          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

8.8 (High)


                        
                          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

CWE

CWE-121 - Stack-based Buffer Overflow
CWE-119 - Memory Corruption

Assigner

VulDB

References

URL

Tags

	https://vuldb.com/?id.317024	vdb-entrytechnical-description
	https://vuldb.com/?ctiid.317024	signaturepermissions-required
	https://vuldb.com/?submit.618593	third-party-advisory
	https://github.com/buobo/bo-s-CVE/blob/main/DIR-5…	exploit
	https://www.dlink.com/	product

Impacted products

	Vendor	Product	Version
	D-Link	DIR-513	Affected: 1.0

Credits

bazhuayu (VulDB User)

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

VAR-202507-2471

CVE-2025-7909 (GCVE-0-2025-7909)

Tags

Sightings

Nomenclature