D-Link DSL6740C v6.TR069.20211230 was discovered to use insecure default credentials for…
Priority HIGH 73CWE-521Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-521.
Summary
D-Link DSL6740C v6.TR069.20211230 was discovered to use insecure default credentials for Administrator access, possibly allowing attackers to bypass authentication and escalate privileges on the device via a bruteforce attack.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00915 60th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:dlink:dsl-6740c_firmware:6.tr069.20211230:*:*:*:*:*:*:* | 6.tr069.20211230 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dsl-6740c:-:*:*:*:*:*:*:* | not specified by NVD | Running on | D-Link Japan K.K. |
- cpe:2.3:o:dlink:dsl-6740c_firmware:6.tr069.20211230:*:*:*:*:*:*:* Versions 6.tr069.20211230 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dsl-6740c:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·D-Link Japan K.K.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-48271
- 2026-10-03 Alias added: GHSA-rwqj-v7mx-c4x7
References
More D-Link Japan K.K. Dsl-6740c Firmware vulnerabilities
- TI-2024-32339 D-Link DSL6740C v6.TR069.20211230 was discovered to use an insecure default Wifi… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2024-48271 · CVE Program
- CVE-2024-48271 · NVD
- FIRST EPSS
- GHSA-rwqj-v7mx-c4x7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences