Dir-300 vulnerabilitiesAnd the versions its exploited flaws hit.

Product1 known exploited2 versions
The short answer

Dir-300 is made by Dlink. We track 8 published vulnerabilities listed under that exact name, across 2 versions. 1 of them is on the list of flaws known to be exploited, the newest added on 8 September 2022. Dlink lists newer releases under their own names, such as Dir-300 Firmware, so check those pages too.

Check your version

The most recent Dir-300 flaw added to the known-exploited list is CVE-2011-4723, on 8 September 2022. We keep watching the known-exploited list.

Other names

Is Dir-300 listed under other names? Yes.

Dlink also lists Dir-300 under more specific names, such as Dir-300 Firmware. Flaws listed only under those names are counted on their own pages, not here. If you run one of these, open its page for its own exploited flaws.

Versions

Which versions of Dir-300 do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.

Known exploited

Which Dir-300 vulnerabilities are being exploited?

1 flaw is on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.

  1. 5.7
    CVE-2011-4723MediumKnown exploited
    D-Link DIR-300 Router Cleartext Storage of a Password Vulnerability

    The D-Link DIR-300 router stores cleartext passwords, which allows context-dependent attackers to obtain sensitive information.

    Chance of use3.1%Known exploited since8 Sep 2022
Exploit likelihood

Which Dir-300 flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 17%

    An OS command injection vulnerability exists in various legacy D-Link routers: including DIR-300 rev B and DIR-600 (firmware ≤ 2.13 and ≤ 2.14b01, respectively): due to improper input handling in the unauthenticated...

    CVSS9.8Published1 Aug 2025
  2. 17%

    The web interface of multiple D-Link routers, including DIR-600 rev B (≤2.14b01) and DIR-300 rev B (≤2.13), contains an unauthenticated OS command injection vulnerability in command.php, which improperly handles the...

    CVSS9.8Published5 Aug 2025
  3. 14%

    An OS command injection vulnerability exists in multiple D-Link routers: confirmed on DIR-300 rev A (v1.05) and DIR-615 rev D (v4.13): via the authenticated tools_vct.xgi CGI endpoint.

    CVSS8.8Published1 Aug 2025
  4. 3.1%
    CVE-2011-4723MediumKnown exploited

    The D-Link DIR-300 router stores cleartext passwords, which allows context-dependent attackers to obtain sensitive information via unspecified vectors.

    CVSS5.7Published20 Dec 2011
  5. 0.9%

    D-Link DIR-300 firmware <=REVA1.06 and <=REVB2.06 is vulnerable to File inclusion via /model/__lang_msg.php.

    CVSS9.8Published23 May 2023
  6. 0.8%

    D-Link DIR-300 REVA FIRMWARE v1.06B05_WW contains hardcoded credentials in the Telnet service.

    CVSS9.8Published6 Aug 2024
Precursor Intelligence

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FAQ

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We track 8 published vulnerabilities listed under the name Dir-300, across 2 versions. The most recent Dir-300 flaw added to the known-exploited list is CVE-2011-4723, on 8 September 2022.

1 is on the list of flaws known to be exploited. The most recently added is CVE-2011-4723.

Dlink also lists Dir-300 under more specific names, such as Dir-300 Firmware. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

Create a Precursor Intelligence account and track Dir-300. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.