critical
9.8
CWE
119 787
Advisory Published
Updated

CVE-2024-41593: Buffer Overflow

First published: Thu Oct 03 2024(Updated: )

DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via the function ft_payload_dns(), because a byte sign-extension operation occurs for the length argument of a _memcpy call, leading to a heap-based Buffer Overflow.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
All of
Draytek Vigor3912 Firmware<4.3.6.1
DrayTek Vigor3912
All of
Any of
Draytek Vigor2962 Firmware<4.3.2.8
Draytek Vigor2962 Firmware>=4.4.0.0<4.4.3.1
Draytek Vigor2962 Firmware
All of
Any of
Draytek Vigor3910 Firmware<4.3.2.8
Draytek Vigor3910 Firmware>=4.4.0.0<4.4.3.1
Draytek Vigor3910 Firmware
All of
Draytek Vigor165 Firmware<4.2.7
Draytek Vigor165 Firmware
All of
Any of
Draytek Vigor1000b Firmware<4.3.2.8
Draytek Vigor1000b Firmware>=4.4.0.0<4.4.3.1
Draytek Vigor1000b Firmware
All of
Draytek Vigor166 Firmware<4.2.7
Draytek Vigor166 Firmware
All of
Draytek Vigor2135ac Firmware<4.4.5.3
Draytek Vigor2135ac Firmware
All of
Draytek Vigor2763ac Firmware<4.4.5.3
Draytek Vigor2763ac Firmware
All of
Draytek Vigor2765 Firmware<4.4.5.3
Draytek Vigor2765 Firmware
All of
Draytek Vigor2865ac Firmware<4.4.5.2
Draytek Vigor2865L
All of
Draytek Vigor2766 Firmware<4.4.5.3
DrayTek Vigor2766
All of
Draytek Vigor2866ac Firmware<4.4.5.2
Draytek Vigor2866ac Firmware
All of
Draytek Vigor2915 Firmware<4.4.5.3
Draytek Vigor2915 Firmware
All of
Draytek Vigor2620 Firmware
Draytek Vigor2620l Firmware
All of
Draytek Vigorlte 200n
Draytek Vigorlte200 Firmware
All of
Draytek Vigor2133vac Firmware
Draytek Vigor2133n
All of
Draytek Vigor2762n Firmware
Draytek Vigor2762n
All of
Draytek Vigor2832 Firmware
Draytek Vigor2832
All of
Draytek Vigor2860ac Firmware
Draytek Vigor2860ac Firmware
All of
Draytek Vigor2862 Firmware
Draytek Vigor2862n Firmware
All of
Draytek Vigor2925 Firmware
DrayTek Vigor2925
All of
Draytek Vigor2926 Firmware
Draytek Vigor2926L
All of
DrayTek Vigor2952p Firmware
Draytek Vigor2952 Firmware
All of
Draytek Vigor3220 Firmware
Draytek Vigor3220 Firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2024-41593?

    CVE-2024-41593 is considered a critical vulnerability due to its potential to allow remote code execution through a heap-based buffer overflow.

  • How do I fix CVE-2024-41593?

    To mitigate CVE-2024-41593, users should update affected DrayTek Vigor310 devices to firmware version 4.3.2.7 or later.

  • What types of devices are affected by CVE-2024-41593?

    CVE-2024-41593 affects multiple DrayTek Vigor devices, including Vigor310, Vigor3910, Vigor2962, and others running specific firmware versions.

  • Can CVE-2024-41593 be exploited remotely?

    Yes, CVE-2024-41593 can be exploited remotely, allowing attackers to execute arbitrary code on vulnerable devices.

  • What are the potential impacts of CVE-2024-41593?

    The potential impacts of CVE-2024-41593 include unauthorized access, data breaches, and complete system compromise on affected devices.

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