We use these services and cookies to improve your user experience. You may opt out if you wish, however, this may limit some features on this site.

Please see our statement on Data Privacy.

Crisp.chat (Helpdesk and Chat)

Ok

THREATINT
PUBLISHED

CVE-2025-6121

D-Link DIR-632 HTTP POST Request get_pure_content stack-based overflow



Description

EN DE

A vulnerability, which was classified as critical, has been found in D-Link DIR-632 FW103B08. Affected by this issue is the function get_pure_content of the component HTTP POST Request Handler. The manipulation of the argument Content-Length 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.

Eine kritische Schwachstelle wurde in D-Link DIR-632 FW103B08 entdeckt. Davon betroffen ist die Funktion get_pure_content der Komponente HTTP POST Request Handler. Durch die Manipulation des Arguments Content-Length mit unbekannten Daten kann eine stack-based buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk erfolgen. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-06-15 | Published 2025-06-16 | Updated 2025-06-16 | Assigner VulDB


CRITICAL: 9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
CRITICAL: 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CRITICAL: 9.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
10.0AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Stack-based Buffer Overflow

Memory Corruption

Product status

FW103B08
affected

Timeline

2025-06-15:Advisory disclosed
2025-06-15:VulDB entry created
2025-06-15:VulDB entry last update

Credits

xiaobor123 (VulDB User) reporter

References

vuldb.com/?id.312590 (VDB-312590 | D-Link DIR-632 HTTP POST Request get_pure_content stack-based overflow) vdb-entry technical-description

vuldb.com/?ctiid.312590 (VDB-312590 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.592574 (Submit #592574 | dlink DIR-632 FW103B08 Stack-based buffer overflow) third-party-advisory

github.com/...ee/main/vul-find-dir632-dlink-get_pure_content related

github.com/...ee/main/vul-find-dir632-dlink-get_pure_content exploit

www.dlink.com/ product

cve.org (CVE-2025-6121)

nvd.nist.gov (CVE-2025-6121)

Download JSON

Share this page
https://cve.threatint.eu/CVE/CVE-2025-6121

Support options

Helpdesk Chat, Email, Knowledgebase