CVE & CISA-KEV Catalog

CVE-2024-41593

CRITICAL
9.8
CVSS v3
NVD

Description

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.

CWE-787Out-of-bounds Write

How to fix

Remediation Available
vigor1000b firmwareNVD
Affected:>= 4.4.0.0, < 4.4.3.1Fixed in:4.4.3.1CVE-2024-41593derived from NVD
vigor165 firmwareNVD
Affected:< 4.2.7Fixed in:4.2.7CVE-2024-41593derived from NVD
vigor166 firmwareNVD
Affected:< 4.2.7Fixed in:4.2.7CVE-2024-41593derived from NVD
vigor2135 firmwareNVD
Affected:< 4.4.5.3Fixed in:4.4.5.3CVE-2024-41593derived from NVD
vigor2763 firmwareNVD
Affected:< 4.4.5.3Fixed in:4.4.5.3CVE-2024-41593derived from NVD
vigor2765 firmwareNVD
Affected:< 4.4.5.3Fixed in:4.4.5.3CVE-2024-41593derived from NVD
vigor2766 firmwareNVD
Affected:< 4.4.5.3Fixed in:4.4.5.3CVE-2024-41593derived from NVD
vigor2865 firmwareNVD
Affected:< 4.4.5.2Fixed in:4.4.5.2CVE-2024-41593derived from NVD
vigor2866 firmwareNVD
Affected:< 4.4.5.2Fixed in:4.4.5.2CVE-2024-41593derived from NVD
vigor2915 firmwareNVD
Affected:< 4.4.5.3Fixed in:4.4.5.3CVE-2024-41593derived from NVD
vigor2962 firmwareNVD
Affected:>= 4.4.0.0, < 4.4.3.1Fixed in:4.4.3.1CVE-2024-41593derived from NVD
vigor3910 firmwareNVD
Affected:>= 4.4.0.0, < 4.4.3.1Fixed in:4.4.3.1CVE-2024-41593derived from NVD
vigor3912 firmwareNVD
Affected:< 4.3.6.1Fixed in:4.3.6.1CVE-2024-41593derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

0.86%probability of exploitation in 30 days
54thpercentile

Moderate risk: more likely to be exploited than 54% of all known CVEs.

References

Mitigation1
Other references1

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2025-22457Critical9.0100%KEV + RansomFix
CVE-2025-0282Critical9.0100%KEV + Ransom-
CVE-2015-3113Critical9.8100%KEVFix
CVE-2021-20038Critical9.8100%KEV + Ransom-
CVE-2023-4863High8.8100%KEVFix
CVE-2020-16040Medium6.5100%-Fix
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-03-13.