CVE-2024-41594

HIGH

Draytek Vigor2620 Firmware < 4.4.5.3 - Weak Encryption

Title source: rule

Description

An issue in DrayTek Vigor310 devices through 4.3.2.6 allows an attacker to obtain sensitive information because the httpd server of the Vigor management UI uses a static string for seeding the PRNG of OpenSSL.

References (2)

[Mitigation, Technical Description, Third Party Advisory] https://www.forescout.com/resources/draybreak-draytek-research/

[Broken Link] https://www.forescout.com/resources/draytek14-vulnerabilities

Scores

CVSS v3 7.5

EPSS 0.0007

EPSS Percentile 22.2%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-326

Status published

Products (24)

draytek/vigor1000b_firmware < 4.3.2.8

draytek/vigor165_firmware < 4.2.7

draytek/vigor166_firmware < 4.2.7

draytek/vigor2133_firmware

draytek/vigor2135_firmware < 4.4.5.3

draytek/vigor2620_firmware

draytek/vigor2762_firmware

draytek/vigor2763_firmware < 4.4.5.3

draytek/vigor2765_firmware < 4.4.5.3

draytek/vigor2766_firmware < 4.4.5.3

... and 14 more

Published Oct 03, 2024

Tracked Since Feb 18, 2026