DrayTek Vigor2960 mainfunction.cgi sub_14914 command injection

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-129449
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-15 11:17:10 UTC
Updated2026-11-15 11:17:11 UTC
DescriptionA security vulnerability has been detected in DrayTek Vigor2960 up to 1.5.1.6. Affected by this vulnerability is the function sub_14914 of the file /cgi-bin/mainfunction.cgi. The manipulation of the argument swmconfigupload leads to command injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 1.5.1.7 addresses this issue. It is advisable to upgrade the affected component. The vendor recommends: "1.5.1.6 isn't the latest version of 2960, the latest version fixes many security issues. And we have another one in our release plan which should solve the issues reported."

Risk And Classification

Primary CVSS: v4.0 8.6 HIGH from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Problem Types: CWE-74 | CWE-77 | CWE-77 Command Injection | CWE-74 Injection

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary8.6HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/C...
4.0CNADECLARED9.4CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
3.1[email protected]Primary9.9CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.1CNADECLARED9.9CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C
3.0CNADECLARED9.9CRITICALCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C
2.0[email protected]Secondary9AV:N/AC:L/Au:S/C:C/I:C/A:C
2.0CNADECLARED9AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Sub Conf.
High
Sub Integrity
High
Sub Availability
High

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA DrayTek Vigor2960 affected 1.5.1.0 Not specified
CNA DrayTek Vigor2960 affected 1.5.1.1 Not specified
CNA DrayTek Vigor2960 affected 1.5.1.2 Not specified
CNA DrayTek Vigor2960 affected 1.5.1.3 Not specified
CNA DrayTek Vigor2960 affected 1.5.1.4 Not specified
CNA DrayTek Vigor2960 affected 1.5.1.5 Not specified
CNA DrayTek Vigor2960 affected 1.5.1.6 Not specified
CNA DrayTek Vigor2960 unaffected 1.5.1.7 Not specified

References

ReferenceSourceLinkTags
vuldb.com/cve/CVE-2026-129449 [email protected] vuldb.com
vuldb.com/vuln/437460 [email protected] vuldb.com
vuldb.com/submit/1044957 [email protected] vuldb.com
vuldb.com/vuln/437460/cti [email protected] vuldb.com
github.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/blob/main/ca... [email protected] github.com
fw.draytek.com.tw/Vigor2960/Firmware/v1.5.1.7/Vigor2960_v1.5.1.7.zip [email protected] fw.draytek.com.tw
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: eqqie (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-11-14T00:00:00.000ZAdvisory disclosed
CNA2026-11-14T01:00:00.000ZVulDB entry created
CNA2026-11-14T19:16:05.000ZVulDB entry last update

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