CVE-2024-12987

Name: CVE-2024-12987
Creator: NVD / NIST
Published: 2024-12-27T16:15:24.143+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.9/10Actively ExploitedEPSS 98.13%

Last modified Jun 17, 2026

CVE-2024-12987 is a medium-severity vulnerability rated 6.9/10 on the CVSS scale. A vulnerability, which was classified as critical, was found in DrayTek Vigor2960 and Vigor300B 1.5.1.4. Affected is an unknown function of the file /cgi-bin/mainfunction.cgi/apmcfgupload of the component Web Management Interface. CISA has confirmed active exploitation in the wild. EPSS estimates a 98.13% chance of exploitation in the next 30 days.

Description

A vulnerability, which was classified as critical, was found in DrayTek Vigor2960 and Vigor300B 1.5.1.4. Affected is an unknown function of the file /cgi-bin/mainfunction.cgi/apmcfgupload of the component Web Management Interface. The manipulation of the argument session leads to os command injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.5.1.5 is able to address this issue. It is recommended to upgrade the affected component.

Metrics

CVSS 3.1

9.8/10

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

CVSS 4.0

6.9/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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

EPSS Probability

98.13%

99.9th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Jun 5, 2025.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Draytek	Vigor300b Firmware	1.5.1.4
Draytek	Vigor2960 Firmware	1.5.1.4

References

https://netsecfish.notion.site/Command-Injection-in-apmcfgupload-endpoint-for-DrayTek-Gateway-Devices-1676b683e67c8040b7f1f0ffe29ce18f?pvs=4Exploit, Third Party Advisory
https://vuldb.com/?ctiid.289380Permissions Required, VDB Entry
https://vuldb.com/?id.289380Third Party Advisory, VDB Entry
https://vuldb.com/?submit.468795Third Party Advisory, VDB Entry
https://fw.draytek.com.tw/Vigor2960/Firmware/v1.5.1.5/DrayTek_Vigor2960_V1.5.1.5_01release-note.pdfRelease Notes
https://fw.draytek.com.tw/Vigor300B/Firmware/v1.5.1.5/DrayTek_Vigor300B_V1.5.1.5_01release-note.pdfRelease Notes
https://fw.draytek.com.tw/Vigor3900/Firmware/v1.5.1.5/DrayTek_Vigor3900_V1.5.1.5_01release-note.pdfNot Applicable
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-12987US Government Resource

Timeline

Published: Dec 27, 2024
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2024-12987?

How severe is CVE-2024-12987?

CVE-2024-12987 has a CVSS score of 6.9/10 (MEDIUM severity). The EPSS model estimates a 98.13% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2024-12987?

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-2024-12987?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST