CVE-2024-41338: Null Pointer Dereference

Published Feb 27, 2025
·
Updated

A NULL pointer dereference in 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, Vigor 2862/2926 prior to v3.9.9.4, Vigor 2133/2762/2832 prior to v3.9.8, Vigor 2135/2765/2766 prior to v4.4.5.1, Vigor 2865/2866/2927 prior to v4.4.5.3, Vigor 2962/3910 prior to v4.3.2.7, Vigor 3912 prior to v4.3.5.2, and Vigor 2925 up to v3.9.6 allows attackers to cause a Denial of Service (DoS) via a crafted DHCP request.

Affected Software

61 affected components
DrayTek Vigor 165<4.2.6
DrayTek Vigor 166<4.2.6
DrayTek Vigor 2620<3.9.8.8
DrayTek LTE200<3.9.8.8
DrayTek Vigor 2860<3.9.7
DrayTek Vigor 2925<3.9.7
DrayTek Vigor 2862<3.9.9.4
DrayTek Vigor 2926<3.9.9.4
DrayTek Vigor 2133<3.9.8
DrayTek Vigor 2762<3.9.8
DrayTek Vigor 2832<3.9.8
DrayTek Vigor 2135<4.4.5.1
DrayTek Vigor 2765<4.4.5.1
DrayTek Vigor 2766<4.4.5.1
DrayTek Vigor 2865<4.4.5.3
DrayTek Vigor 2866<4.4.5.3
DrayTek Vigor 2927<4.4.5.3
DrayTek Vigor 2962<4.3.2.7
DrayTek Vigor 3910<4.3.2.7
DrayTek Vigor 3912<4.3.5.2
DrayTek Vigor 2925<=3.9.6
All of the following
DrayTek Vigor165 Firmware<4.2.6
DrayTek Vigor165
All of the following
DrayTek Vigor166 Firmware<4.2.6
DrayTek Vigor166
All of the following
DrayTek Vigor2620 Firmware<3.9.8.8
DrayTek Vigor2620
All of the following
DrayTek Vigorlte200 Firmware<3.9.8.8
DrayTek Vigorlte200
All of the following
DrayTek Vigor2860 Firmware<3.9.7
DrayTek Vigor2860
All of the following
DrayTek Vigor2925 Firmware<3.9.7
DrayTek Vigor2925
All of the following
DrayTek Vigor2862 Firmware<3.9.9.4
DrayTek Vigor2862
All of the following
DrayTek Vigor2926 Firmware<3.9.9.4
DrayTek Vigor2926
All of the following
DrayTek Vigor2133 Firmware<3.9.8
DrayTek Vigor2133
All of the following
DrayTek Vigor2762 Firmware<3.9.8
DrayTek Vigor2762
All of the following
DrayTek Vigor2832 Firmware<3.9.8
DrayTek Vigor2832
All of the following
DrayTek Vigor2135 Firmware<4.4.5.1
DrayTek Vigor2135
All of the following
DrayTek Vigor2765 Firmware<4.4.5.1
DrayTek Vigor2765
All of the following
DrayTek Vigor2766 Firmware<4.4.5.1
DrayTek Vigor2766
All of the following
DrayTek Vigor2865 Firmware<4.4.5.3
DrayTek Vigor2865
All of the following
DrayTek Vigor2866 Firmware<4.4.5.3
DrayTek Vigor2866
All of the following
DrayTek Vigor2927 Firmware<4.4.5.3
DrayTek Vigor2927
All of the following
DrayTek Vigor2962 Firmware<4.3.2.7
DrayTek Vigor2962
All of the following
DrayTek Vigor3910 Firmware<4.3.2.7
DrayTek Vigor3910
All of the following
DrayTek Vigor3912 Firmware<4.3.5.2
DrayTek Vigor3912

Event History

Feb 27, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2024-41338?

The severity of CVE-2024-41338 is considered to be high due to the potential for exploitation through NULL pointer dereference.

2

How do I fix CVE-2024-41338?

To fix CVE-2024-41338, update affected Draytek devices to the latest firmware versions mentioned in the advisory.

3

Which Draytek devices are affected by CVE-2024-41338?

CVE-2024-41338 affects several Draytek devices including Vigor 165, Vigor 166, Vigor 2620, Vigor 2860, and other models listed in the vulnerability details.

4

What are the potential impacts of CVE-2024-41338?

The potential impacts of CVE-2024-41338 include service disruption or exploitation leading to unauthorized access.

5

When were the affected firmware versions for CVE-2024-41338 released?

The affected firmware versions for CVE-2024-41338 were released prior to the specified patch version dates listed in the vulnerability description.

Contact

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