Vigor3910 Firmware
CVE-2024-46551
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sBPA_Pwd parameter at inet15.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input.
AnalysisAI
Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sBPA_Pwd parameter at inet15.cgi. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. Draytek Vigor 3910 v4.3.2.6 was discovered to contain a buffer overflow in the sBPA_Pwd parameter at inet15.cgi. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input. Affected products include: Draytek Vigor3910 Firmware.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.
More in Vigor3910 Firmware
View allDraytek Vigor Routers firmware versions below 3.9.6/4.2.4, Access Points firmware versions below v1.4.0, Switches firmwa
An issue was discovered on certain DrayTek Vigor routers before July 2022 such as the Vigor3910 before 4.3.1.1. Rated cr
DrayTek Vigor3910 devices through 4.3.2.6 have a stack-based overflow when processing query string parameters because Ge
Vigor165/166 4.2.7 and earlier; Vigor2620/LTE200 3.9.8.9 and earlier; Vigor2860/2925 3.9.8 and earlier; Vigor2862/2926 3
Buffer Overflow vulnerability in Vigor2620/LTE200 3.9.8.9 and earlier and Vigor2860/2925 3.9.8 and earlier and Vigor2862
DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_d
An issue in the CGI endpoint used to upload configurations in Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620
Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8, Vigor 2860/2925 prior to v3.9.7, Vi
DrayTek Vigor310 devices through 4.3.2.6 use unencrypted HTTP for authentication requests. Rated high severity (CVSS 8.8
An issue in Draytek devices Vigor 165/166 prior to v4.2.6 , Vigor 2620/LTE200 prior to v3.9.8.8, Vigor 2860/2925 prior t
Buffer Overflow vulnerabilities exist in DrayTek Vigor310 devices through 4.3.2.6 (in the Vigor management UI) because o
DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to change settings or cause a denial of service via .cg
Same weakness CWE-120 – Classic Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
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