PT-2025-30223 · D Link · Jhttpd+1

Bazhuayu · Published 2025-07-18 · Updated 2025-08-08 · CVE-2025-7911

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions D-Link DI-8100 version 1.0

Description A critical vulnerability exists in the sprintf function within the jhttpd component of D-Link DI-8100 version 1.0. Manipulation of the remove ext proto/remove ext port argument in the /upnp ctrl.asp file leads to a stack-based buffer overflow. This issue can be exploited remotely, and the exploit has been publicly disclosed.

Recommendations D-Link DI-8100 version 1.0: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2025-08947

CVE-2025-7911

Affected Products

Di-8100

Jhttpd

References · 16

• 🔥 https://github.com/buobo/bo-s-CVE/blob/main/DI-8100/upnp_ctrl_asp.md · Exploit
• https://bdu.fstec.ru/vul/2025-08947 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-7911 · Security Note
• https://osv.dev/vulnerability/CVE-2025-7911 · Vendor Advisory
• https://twitter.com/CveFindCom/status/1947298663065166236 · Twitter Post
• https://twitter.com/marcin_brz81183/status/1947199234580643854 · Twitter Post
• https://twitter.com/CVEnew/status/1947067430641012818 · Twitter Post
• https://vuldb.com/?ctiid.317026 · Note
• https://twitter.com/VulmonFeeds/status/1947082239554019717 · Twitter Post
• https://t.me/cveNotify/131439 · Telegram Post
• https://vuldb.com/?id.317026 · Note
• https://t.me/cvenotify/129633 · Telegram Post
• https://t.me/cvetracker/28296 · Telegram Post
• https://vuldb.com/?submit.618640 · Note
• https://vuldb.com/?submit.618641 · Note