CVE-2023-53974: D-Link DSL-124 ME_1.00 contains a configuration file disclosure vulnerability that allows unauthenticated atta

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HIGH 7.5REMOTEMITIGATE

CVE-2023-53974 is a high-severity flaw (CVSS 7.5) affecting dsl-124 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

D-Link DSL-124 ME_1.00 contains a configuration file disclosure vulnerability that allows unauthenticated attackers to retrieve router settings through a POST request. Attackers can send a specific POST request to the router's configuration endpoint to download a complete backup file containing sensitive network credentials and system configurations.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 55%)
CISA exploited list	No
Weakness	CWE-306
Published	2025-12-22
Last modified	2026-06-17

Publisher (CNA): VulnCheck · Vendor: dlink

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

Am I affected?

Timeline

2025-12-22 22:16 UTCPublished CVE record published
2026-06-17 06:46 UTCUpdated Record last modified

dlink dsl-124 firmware MITIGATE

Affected: 1.00

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.00

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-2023-53974?

dsl-124 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-53974 being exploited?

CVE-2023-53974 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-2023-53974 affect?

CVE-2023-53974 affects dsl-124 firmware. Severity is high (CVSS 7.5). D-Link DSL-124 ME_1.00 contains a configuration file disclosure vulnerability that allows unauthenticated attackers to retrieve router settings through a POST request. Attackers can send a specific POST request to the router's configuration

How urgent is CVE-2023-53974?

Priority 47/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

D-Link vulnerabilities

References

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