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CVE-2024-12986: A vulnerability, which was classified as critical, has been found in DrayTek Vigor2960 and Vigor300B 1.5.1.3/1

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HIGH 7.3REMOTEUPGRADEUPGRADE

CVE-2024-12986 is a high-severity flaw (CVSS 7.3) affecting vigor300b firmware, vigor2960 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as critical, has been found in DrayTek Vigor2960 and Vigor300B 1.5.1.3/1.5.1.4. This issue affects some unknown processing of the file /cgi-bin/mainfunction.cgi/apmcfgupptim of the component Web Management Interface. The manipulation of the argument session leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.

Why this priority

  • High severity
  • EPSS top 2%: very likely to be exploited
  • Public exploit reference
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score7.3 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance35.3% (top 2%)
CISA exploited listNo
WeaknessCWE-77, CWE-78
Published2024-12-27
Last modified2026-06-17
Publisher (CNA): VulDB · Vendor: draytek

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Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

draytek vigor300b firmware UPGRADE
Affected: >= 1.5.1.3 and < 1.5.1.5
Fixed in: 1.5.1.5
Safe to downgrade to: a release before 1.5.1.3
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
draytek vigor2960 firmware UPGRADE
Affected: >= 1.5.1.3 and < 1.5.1.5
Fixed in: 1.5.1.5
Safe to downgrade to: a release before 1.5.1.3
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-12986?

vigor300b firmware: upgrade to 1.5.1.5; vigor2960 firmware: upgrade to 1.5.1.5. Exact commands for each OS are on this page.

Is CVE-2024-12986 being exploited?

CVE-2024-12986 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2024-12986 affect?

CVE-2024-12986 affects vigor300b firmware, vigor2960 firmware. Severity is high (CVSS 7.3). A vulnerability, which was classified as critical, has been found in DrayTek Vigor2960 and Vigor300B 1.5.1.3/1.5.1.4. This issue affects some unknown processing of the file /cgi-bin/mainfunction.cgi/apmcfgupptim of the component Web Managem

How urgent is CVE-2024-12986?

Priority 60/100. High severity; EPSS top 2%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

References

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