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CRITICAL · 9.8

CVE-2023-31447

user_login.cgi on Draytek Vigor2620 devices before 3.9.8.4 (and on all versions of Vigor2925 devices) allows attackers to send a crafted payload to modify the content of the code segment, insert shell...

Vulnerability Description

user_login.cgi on Draytek Vigor2620 devices before 3.9.8.4 (and on all versions of Vigor2925 devices) allows attackers to send a crafted payload to modify the content of the code segment, insert shellcode, and execute arbitrary code.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
DraytekVigor2620 Firmware< 3.9.8.4
DraytekVigor2620-
DraytekVigor2625 FirmwareAll versions
DraytekVigor2625-

Related Weaknesses (CWE)

CWE-94

References

FAQ

What is CVE-2023-31447?

CVE-2023-31447 is a vulnerability with a CVSS score of 9.8 (CRITICAL). user_login.cgi on Draytek Vigor2620 devices before 3.9.8.4 (and on all versions of Vigor2925 devices) allows attackers to send a crafted payload to modify the content of the code segment, insert shell...

How severe is CVE-2023-31447?

CVE-2023-31447 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2023-31447?

Check the references section above for vendor advisories and patch information. Affected products include: Draytek Vigor2620 Firmware, Draytek Vigor2620, Draytek Vigor2625 Firmware, Draytek Vigor2625.