CVE-2025-2546: A vulnerability classified as problematic was found in D-Link DIR-618 and DIR-605L 2.02/3.02

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MEDIUM 4.3MITIGATEMITIGATE

CVE-2025-2546 is a medium-severity flaw (CVSS 4.3) affecting dir-605l firmware, dir-618 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as problematic was found in D-Link DIR-618 and DIR-605L 2.02/3.02. This vulnerability affects unknown code of the file /goform/formAdvFirewall of the component Firewall Service. The manipulation leads to improper access controls. The attack needs to be approached within the local network. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported b

Why this priority

EPSS top 4%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	10.8% (top 4%)
CISA exploited list	No
Weakness	CWE-266, CWE-284
Published	2025-03-20
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: dlink

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

Am I affected?

Timeline

2025-03-20 15:15 UTCPublished CVE record published
2026-06-17 09:07 UTCUpdated Record last modified

dlink dir-605l firmware MITIGATE

Affected: 3.02

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.02

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.

dlink dir-618 firmware MITIGATE

Affected: 2.02

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.02

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-2025-2546?

dir-605l firmware: mitigate or apply the listed mitigation; dir-618 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-2546 being exploited?

CVE-2025-2546 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-2025-2546 affect?

CVE-2025-2546 affects dir-605l firmware, dir-618 firmware. Severity is medium (CVSS 4.3). A vulnerability classified as problematic was found in D-Link DIR-618 and DIR-605L 2.02/3.02. This vulnerability affects unknown code of the file /goform/formAdvFirewall of the component Firewall Service. The manipulation leads to improper

How urgent is CVE-2025-2546?

Priority 44/100. EPSS top 4%: very likely to be exploited; Public exploit reference

Software pages

D-Link vulnerabilities

Related CVEs

CVE-2026-5984 HIGH 8.8 MITIGATE A vulnerability was identified in D-Link DIR-605L 2.13B01
CVE-2026-5979 HIGH 8.8 MITIGATE A vulnerability was detected in D-Link DIR-605L 2.13B01
CVE-2026-5980 HIGH 8.8 MITIGATE A flaw has been found in D-Link DIR-605L 2.13B01
CVE-2026-5981 HIGH 8.8 MITIGATE A vulnerability has been found in D-Link DIR-605L 2.13B01
CVE-2026-5982 HIGH 8.8 MITIGATE A vulnerability was found in D-Link DIR-605L 2.13B01

References

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