CVE-2024-51138

CRITICAL

DrayTek Vigor Routers - Stack-based Buffer Overflow in TR069 STUN Server URL Parsing

Title source: llm
STIX 2.1

Description

Vigor165/166 4.2.7 and earlier; Vigor2620/LTE200 3.9.8.9 and earlier; Vigor2860/2925 3.9.8 and earlier; Vigor2862/2926 3.9.9.5 and earlier; Vigor2133/2762/2832 3.9.9 and earlier; Vigor2135/2765/2766 4.4.5. and earlier; Vigor2865/2866/2927 4.4.5.3 and earlier; Vigor2962 4.3.2.8 and earlier; Vigor3912 4.3.6.1 and earlier; Vigor3910 4.4.3.1 and earlier a stack-based buffer overflow vulnerability has been identified in the URL parsing functionality of the TR069 STUN server. This flaw occurs due to insufficient bounds checking on the amount of URL parameters, allowing an attacker to exploit the overflow by sending a maliciously crafted request. Consequently, a remote attacker can execute arbitrary code with elevated privileges.

Scores

CVSS v3 9.8
EPSS 0.0114
EPSS Percentile 62.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-121
Status published
Products (23)
draytek/vigor1000b_firmware < 4.4.3.2
draytek/vigor2133_firmware < 3.9.9.2
draytek/vigor2135_firmware < 4.4.5.5
draytek/vigor2620_firmware < 3.9.9.1
draytek/vigor2762_firmware < 3.9.9.2
draytek/vigor2763_firmware < 4.4.5.5
draytek/vigor2765_firmware < 4.4.5.5
draytek/vigor2766_firmware < 4.4.5.5
draytek/vigor2832_firmware < 3.9.9.2
draytek/vigor2860_firmware < 3.9.8.3
... and 13 more
Published Feb 27, 2025
Tracked Since Feb 18, 2026