← Vulnerability feed

Vulnerability record · CVE-2025-29329 · published 12 January 2026

CVE-2025-29329: Sagemcom f\@st 3686 firmware classic buffer overflow vulnerability

Sagemcom · F\@St 3686 Firmware

Buffer Overflow in the ippprint (Internet Printing Protocol) service in Sagemcom F@st 3686 MAGYAR_4.121.0 allows remote attacker to execute arbitrary code by sending a crafted HTTP request.

9.8 CVSS 3.1 Critical EPSS 0.98% · top 39.4% CWE-120 · Classic buffer overflow
9.8CVSS 3.1 base score
0.98%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References, 1 tagged exploit
5 Jul 2026Last modified by NVD

Description

Buffer Overflow in the ippprint (Internet Printing Protocol) service in Sagemcom F@st 3686 MAGYAR_4.121.0 allows remote attacker to execute arbitrary code by sending a crafted HTTP request.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/SilverS3c/Sagemcom-fast-3686-ippprint ExploitThird Party Advisory

Track CVE-2025-29329 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2021-3304Sagemcom f\@st 3686 firmware classic buffer overflow vulnerabilitySagemcom F@ST 3686 v2 3.495 devices have a buffer overflow via a long sessionKey to the goform/login URI.EPSS 1.6%8.8CVE-2019-19494Sagemcom f\@st 3890 firmware classic buffer overflow vulnerabilityBroadcom based cable modems across multiple vendors are vulnerable to a buffer overflow, which allows a remote attacker to execute arbitrary code at …EPSS 23%7.8CVE-2024-1623Sagemcom f\@st 3686 firmware insufficient session expiration vulnerabilityInsufficient session timeout vulnerability in the FAST3686 V2 Vodafone router from Sagemcom. This vulnerability could allow a local attacker to acces…EPSS 0.18%6.1CVE-2020-21733Sagemcom f\@st 3686 firmware cross-site scripting vulnerabilitySagemcom F@ST3686 v1.0 HUN 3.97.0 has XSS via RgDiagnostics.asp, RgDdns.asp, RgFirewallEL.asp, RgVpnL2tpPptp.asp.EPSS 0.73%5.5CVE-2025-43520Apple OS kernel memory corruption via malicious appA memory corruption flaw (classic buffer overflow) in Apple's kernel was fixed across iOS, iPadOS, macOS, tvOS, visionOS and watchOS. A malicious app…KEVEPSS 0.43%analysed8.8CVE-2025-31277Apple WebKit memory corruption via malicious web contentApple WebKit fails to handle memory correctly when processing crafted web content, leading to memory corruption across Safari, iOS, iPadOS, macOS, tv…KEVEPSS 1.6%analysed9.8CVE-2022-37055D-Link Go-RT-AC750 router buffer overflow in cgibin hnap_mainD-Link Go-RT-AC750 firmware revisions A v101b03 and B v200b02 contain a classic buffer overflow reachable through the cgibin hnap_main handler. The f…KEVEPSS 56%analysed9.9CVE-2025-20333Cisco ASA and FTD VPN web server buffer overflow allows root RCECisco Secure Firewall ASA and FTD Software fail to properly validate user-supplied input in HTTP(S) requests to the VPN web server, causing a classic…KEVEPSS 71%analysed

Source: NIST National Vulnerability Database (record CVE-2025-29329), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.