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CVE-2024-41338

HIGHCVSS 7.5/10EPSS 0.45%

Last modified

CVE-2024-41338 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
0.45%

35.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DraytekVigor165 Firmware< 4.2.6
DraytekVigor166 Firmware< 4.2.6
DraytekVigor2620 Firmware< 3.9.8.8
DraytekVigorlte200 Firmware< 3.9.8.8
DraytekVigor2860 Firmware< 3.9.7
DraytekVigor2925 Firmware< 3.9.7
DraytekVigor2862 Firmware< 3.9.9.4
DraytekVigor2926 Firmware< 3.9.9.4
DraytekVigor2133 Firmware< 3.9.8
DraytekVigor2762 Firmware< 3.9.8
DraytekVigor2832 Firmware< 3.9.8
DraytekVigor2135 Firmware< 4.4.5.1
DraytekVigor2765 Firmware< 4.4.5.1
DraytekVigor2766 Firmware< 4.4.5.1
DraytekVigor2865 Firmware< 4.4.5.3
DraytekVigor2866 Firmware< 4.4.5.3
DraytekVigor2927 Firmware< 4.4.5.3
DraytekVigor2962 Firmware< 4.3.2.7
DraytekVigor3910 Firmware< 4.3.2.7
DraytekVigor3912 Firmware< 4.3.5.2

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2024-41338?
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.
How severe is CVE-2024-41338?
CVE-2024-41338 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2024-41338?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-41338?

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Source: NVD / NIST