CVE-2024-41593
DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2024-41593- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List
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.
- Record
CVE-2024-41593- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
EUVDEUVD-2024-39090
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.
- Record
EUVD-2024-39090- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-82ch-xgf6-4685
DrayTek Vigor310 devices through 4.3.2.6 allow a remote attacker to execute arbitrary code via...
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.
- Record
GHSA-82ch-xgf6-4685- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
- draytek vigor1000b firmware
- draytek vigor165 firmware
- draytek vigor166 firmware
- draytek vigor2133 firmware
- draytek vigor2135 firmware
- draytek vigor2620 firmware
- draytek vigor2762 firmware
- draytek vigor2763 firmware
- draytek vigor2765 firmware
- draytek vigor2766 firmware
- draytek vigor2832 firmware
- draytek vigor2860 firmware
Show 12 moreShow less
- draytek vigor2862 firmware
- draytek vigor2865 firmware
- draytek vigor2866 firmware
- draytek vigor2915 firmware
- draytek vigor2925 firmware
- draytek vigor2926 firmware
- draytek vigor2952 firmware
- draytek vigor2962 firmware
- draytek vigor3220 firmware
- draytek vigor3910 firmware
- draytek vigor3912 firmware
- draytek vigorlte200 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-41593 is a critical vulnerability (CVSS 9.8) in Draytek Vigor1000b Firmware, published October 3, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.89%, the 59th percentile. No source names a fixed version.