D-Link DSL6740C - OS Command Injection

published 2024-11-11 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-33634

cvss: 7.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.8%; EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits: 0; none known

The D-Link DSL6740C modem has an OS Command Injection vulnerability, allowing remote attackers with administrator privileges to inject and execute arbitrary system commands through the specific web page.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 23 mo ago (2024-11-12)

Exploit prediction

1.79% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.2	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

D-Link DSL6740C
dlink dsl6740c_firmware

Classification

Weakness

CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

twcert.org.tw /tw/cp-132-8225-3d882-1.html
third-party-advisory
twcert.org.tw /en/cp-139-8232-5d94e-2.html
third-party-advisory
bleepingcomputer.com /news/security/d-link-wont-fix-critical-bug-in-60-000-exposed-eol-modems/

Sources

CVE List CVE-2024-11066
NVD CVE-2024-11066

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary