CVE-2024-12344: A vulnerability, which was classified as critical, was found in TP-Link VN020 F3v(T) TT_V6.2.1021

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MEDIUM 6.3MITIGATE

CVE-2024-12344 is a medium-severity flaw (CVSS 6.3) affecting vn020 f3v 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, was found in TP-Link VN020 F3v(T) TT_V6.2.1021. This affects an unknown part of the component FTP USER Command Handler. The manipulation leads to memory corruption. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.9% (top 21%)
CISA exploited list	No
Weakness	CWE-119, CWE-787
Published	2024-12-08
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: tp-link

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

Am I affected?

Timeline

2024-12-08 23:15 UTCPublished CVE record published
2026-06-17 06:59 UTCUpdated Record last modified

tp-link vn020 f3v firmware MITIGATE

Affected: 6.2.1021

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.2.1021

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: TP-Link VN020 F3v(T) TT_V6.2.1021 - Buffer Overflow Memory Corruption

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-2024-12344?

vn020 f3v firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-12344 being exploited?

CVE-2024-12344 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-2024-12344 affect?

CVE-2024-12344 affects vn020 f3v firmware. Severity is medium (CVSS 6.3). A vulnerability, which was classified as critical, was found in TP-Link VN020 F3v(T) TT_V6.2.1021. This affects an unknown part of the component FTP USER Command Handler. The manipulation leads to memory corruption. It is possible to initia

How urgent is CVE-2024-12344?

Priority 47/100. Public exploit reference

Software pages

TP-Link vulnerabilities

Related CVEs

CVE-2024-12343 MEDIUM 6.5 MITIGATE A vulnerability classified as critical has been found in TP-Link VN020 F3v(T) TT_V6.2.1021

References

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