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CVE-2024-12987

DrayTek — DrayTek Vigor Routers OS Command Injection Vulnerability

DrayTek · CWE-77 | CWE-78 — Operating system command injection · in CISA KEV since 2025-05-15

KEV since 2025 · listed over a yearCISA KEVActively Exploited
84

EVRS 84 of 100 Urgent

Patch This Cycle

Rank 472 of 2,960 tracked

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Why it scores 84

Evidence available: 6 of 7 signals

Listed in the CISA KEV catalog, and an EPSS probability of 0.982.

  • CISA KEVApplied
  • RansomwareDid not apply
  • Vendor exploitationDid not apply
  • EPSSApplied
  • Microsoft Exploitability IndexNot applicable
  • Pre-patch disclosureNo data
  • KEV recencyDid not apply
  • CVSSApplied

The band answers “how soon”, not “how bad”. No data for: Pre-patch disclosure. Why some signals show no data

Fix

No fixed version identified yet

CISA required action

Affected versions

  • vigor300b firmware1.5.1.4
  • vigor2960 firmware1.5.1.4
  • vigor300b
  • vigor2960

Remediation

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Evidence

Each value with its source
MeasureValueSource
CVSS base scoreHow severe the flaw is in itself. It does not say how likely an attack is. 6.9 NVD
FIRST EPSSFIRST's estimate of the chance this is exploited in the next 30 days, and how that ranks against all CVEs. 0.982 (99.91st pctl) FIRST EPSS
Actively exploitedWhether a source of record has confirmed attacks using it in the wild. Confirmed CISA KEV
Ransomware campaign useWhether CISA has seen ransomware operators use it. Unknown or none CISA KEV
CISA remediation deadlineThe date US federal agencies must have fixed or mitigated it. 2025-06-05 · KEV since 2025 · listed over a year CISA KEV
Public exploit moduleA module existing is not the same as active exploitation. None known Metasploit
EUVD cross-referenceENISA's record: CVSS 6.9 (v4.0), assigned by VulDB. Listed ENISA EUVD

Description

NVD

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.

What CISA says to do