Vulnerability report

Exploited in the wild High confidence Not in CISA KEV

CVE-2023-5148

DAR-7000

D-Link / DAR-7000 · 0 to <= 2015-12-31

Watch CVE-2023-5148 Browse KEV feed
Severity
CVSS 6.3 · Medium
Confidence
High
Exploit status
Exploited in the wild
EPSS
30.5%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2023-5148 is a vulnerability affecting D-Link DAR-7000, DAR-8000. ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in D-Link DAR-7000 and DAR-8000 up to 20151231. It has been declared as critical. This...

Is it exploited?

Yes. Previdian tracks this CVE as a known exploited vulnerability. Confidence is high. Also confirmed by third-party sources.

Who is affected?

D-Link / DAR-7000 0 to <= 2015-12-31.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in D-Link DAR-7000 and DAR-8000 up to 20151231

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in D-Link DAR-7000 and DAR-8000 up to 20151231. It has been declared as critical. This vulnerability affects unknown code of the file /Tool/uploadfile.php. The manipulation of the argument file_upload leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-240244. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced. In D-Link DAR-7000 and DAR-8000 bis 20151231 wurde eine Schwachstelle ausgemacht. Sie wurde als kritisch eingestuft. Hierbei betrifft es unbekannten Programmcode der Datei /Tool/uploadfile.php. Durch Manipulation des Arguments file_upload mit unbekannten Daten kann eine unrestricted upload-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. Der Exploit steht zur öffentlichen Verfügung.

dlink Affected
dar-7000_firmware
Through 2015-12-31
dlink Affected
dar-8000_firmware
Through 2015-12-31
D-Link Affected
DAR-7000
20151231
D-Link Affected
DAR-8000
20151231
Published
25 Sep 2023
Exploitation Reported
26 Jun 2025
Attack vector
Remote
Complexity
Low
Privileges
Low
User interaction
None

CVE References

Exploitation evidence

Why Previdian marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

The Shadowserver

Recorded 26 Jun 2025

A trusted third party reported exploitation.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

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Source Added
The Shadowserver First 2025-06-26 00:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
User-Agents
Callback hosts
0
0
0

Request targets and User-Agents available in Pro. Callback host details available in Enterprise.

Scanner coverage

No scanner integrations recorded yet.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

No detection artifacts or sensor request patterns are available for this CVE yet.

Check back as sensor telemetry and scanner integrations are updated.

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

6.3 Medium

Potential damage if exploited. Separate from whether attackers are using it.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

EPSS

30.5%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Unrestricted Upload of File with Dangerous Type CWE-434

All CVSS Scores

CVSS v3.1 6.3 Medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v3.0 6.3 Medium

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0 6.5 Medium

AV:N/AC:L/Au:S/C:P/I:P/A:P

Timeline

From disclosure to observed exploitation

  1. 00:00 UTC

    Added to Previdian KEV Feed

    High-confidence, third-party attested exploitation

  2. 01:00 UTC

    CVE published

    Vulnerability disclosed publicly

  3. 15:56 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2023-5148

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2023-5148",
  "confidence": "High",
  "cvss_score": 6.3,
  "cvss_estimated": false,
  "epss_score": 0.30512,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}