Critical severity · published Jul 25, 2025
CVE-2025-8169
D-Link DIR-513 HTTP POST Request formSetWanPPTPpath formSetWanPPTPcallback buffer overflow
9.8
CVSS
2.2%
EPSS
No
On KEV
Description
A vulnerability classified as critical has been found in D-Link DIR-513 1.10. This affects the function formSetWanPPTPcallback of the file /goform/formSetWanPPTPpath of the component HTTP POST Request Handler. The manipulation of the argument curTime leads to buffer overflow. It is possible to initiate the attack 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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.2% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DI
DIR-513 · D-Link
1.10 · source: vendor
DF
Dir-513 Firmware · Dlink
1.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-8169
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-8169
Exploit
https://github.com/InfiniteLin/Lin-s-CVEdb/blob/main/DIR-513/formSetWanPPPoE.md
Permissions Required
https://vuldb.com/?ctiid.317583
Third Party Advisory
https://vuldb.com/?id.317583
Third Party Advisory
https://vuldb.com/?submit.620817
Product
https://www.dlink.com/
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