CVE-2025-3249: A vulnerability classified as critical was found in TOTOLINK A6000R 1.0.1-B20201211.2000

This month

MEDIUM 6.3MITIGATE

CVE-2025-3249 is a medium-severity flaw (CVSS 6.3) affecting a6000r firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical was found in TOTOLINK A6000R 1.0.1-B20201211.2000. Affected by this vulnerability is the function apcli_cancel_wps of the file /usr/lib/lua/luci/controller/mtkwifi.lua. The manipulation leads to command injection. The attack can be launched 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	2.8% (top 13%)
CISA exploited list	No
Weakness	CWE-74, CWE-77
Published	2025-04-04
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: totolink

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

Am I affected?

Timeline

2025-04-04 14:15 UTCPublished CVE record published
2026-06-17 09:19 UTCUpdated Record last modified

totolink a6000r firmware MITIGATE

Affected: 1.0.1-b20201211.2000

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.1-b20201211.2000

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-2025-3249?

a6000r firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-3249 being exploited?

CVE-2025-3249 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-2025-3249 affect?

CVE-2025-3249 affects a6000r firmware. Severity is medium (CVSS 6.3). A vulnerability classified as critical was found in TOTOLINK A6000R 1.0.1-B20201211.2000. Affected by this vulnerability is the function apcli_cancel_wps of the file /usr/lib/lua/luci/controller/mtkwifi.lua. The manipulation leads to comman

How urgent is CVE-2025-3249?

Priority 49/100. Public exploit reference

Related CVEs

CVE-2024-37626 HIGH 8.8 MITIGATE A command injection issue in TOTOLINK A6000R V1.0.1-B20201211.2000 firmware allows a remote attacker to execut
CVE-2024-57214 MEDIUM 6.3 MITIGATE TOTOLINK A6000R V1.0.1-B20201211.2000 was discovered to contain a command injection vulnerability via the devn
CVE-2024-57213 MEDIUM 6.3 MITIGATE TOTOLINK A6000R V1.0.1-B20201211.2000 was discovered to contain a command injection vulnerability via the newp
CVE-2024-57212 MEDIUM 5.1 MITIGATE TOTOLINK A6000R V1.0.1-B20201211.2000 was discovered to contain a command injection vulnerability via the opmo
CVE-2024-57211 HIGH 8.0 MITIGATE TOTOLINK A6000R V1.0.1-B20201211.2000 was discovered to contain a command injection vulnerability via the modi

References

← Back to latest CVEs