CRITICAL
In the web server on D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1.3.1, 1.3.3, 1.3.7, 1.4.0, and 2.0.22, there is a hardcoded password of anonymous for the admin account
Published Jun 20, 2018
9.8
CRITICALCVSS 3.0
EPSS 3.36%
Description
In the web server on D-Link DIR-620 devices with a certain customized (by ISP) variant of firmware 1.0.3, 1.0.37, 1.3.1, 1.3.3, 1.3.7, 1.4.0, and 2.0.22, there is a hardcoded password of anonymous for the admin account.
Affected products
No data.
AND
OR
- 1.0.3
- 1.0.37
- 1.3.1
- 1.3.3
- 1.3.7
- 1.4.0
- 2.0.22
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.36% 0.03360
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03360
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (28 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.36% (0.03360) | 88.32th | v5 (v2026.06.15) |
| Sep 22, 2026 | 3.36% (0.03360) | 88.18th | v5 (v2026.06.15) |
| Sep 21, 2026 | 1.98% (0.01982) | 79.42th | v5 (v2026.06.15) |
| Sep 6, 2026 | 3.36% (0.03360) | 87.92th | v5 (v2026.06.15) |
| Sep 5, 2026 | 1.98% (0.01982) | 78.99th | v5 (v2026.06.15) |
| Aug 30, 2026 | 3.36% (0.03360) | 87.86th | v5 (v2026.06.15) |
| Aug 28, 2026 | 1.98% (0.01982) | 78.87th | v5 (v2026.06.15) |
| Aug 24, 2026 | 3.36% (0.03360) | 87.78th | v5 (v2026.06.15) |
| Aug 23, 2026 | 1.98% (0.01982) | 78.79th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.36% (0.03360) | 87.11th | v5 (v2026.06.15) |
| Jan 4, 2026 | 2.19% (0.02191) | 83.93th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.28% (0.03278) | 86.03th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.42% (0.04415) | 81.32th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.28% (0.03278) | 86.33th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.52% (0.00520) | 77.02th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.52% (0.00520) | 76.12th | v3 (v2023.03.01) |
| Nov 11, 2023 | 0.52% (0.00520) | 74.11th | v3 (v2023.03.01) |
| Jul 2, 2023 | 0.47% (0.00473) | 72.29th | v3 (v2023.03.01) |
| Jun 14, 2023 | 0.51% (0.00507) | 73.20th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.44% (0.00442) | 70.87th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.10% (0.01105) | 29.18th | v1 |
| Jan 6, 2022 | 1.10% (0.01105) | 28.54th | v1 |
| Sep 1, 2021 | 1.10% (0.01105) | 66.28th | v1 |
| Apr 14, 2021 | 1.10% (0.01105) | 0.00th | v1 |
Weaknesses (1)
References (4)
- http://www.securitynewspaper.com/2018/05/25/d-link-dir-620-routers-critical-vulnerabilities/ x_refsource_MISCThird Party Advisory
- https://securelist.com/backdoors-in-d-links-backyard/85530/ x_refsource_MISCExploitThird Party Advisory
- https://securityaffairs.co/wordpress/72839/hacking/d-link-dir-620-flaws.html x_refsource_MISCThird Party Advisory
- https://www.bleepingcomputer.com/news/security/backdoor-account-found-in-d-link-dir-620-routers/ x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securitynewspaper.com/2018/05/25/d-link-dir-620-routers-critical-vulnerabilities/ | x_refsource_MISCThird Party Advisory | |
| https://securelist.com/backdoors-in-d-links-backyard/85530/ | x_refsource_MISCExploitThird Party Advisory | |
| https://securityaffairs.co/wordpress/72839/hacking/d-link-dir-620-flaws.html | x_refsource_MISCThird Party Advisory | |
| https://www.bleepingcomputer.com/news/security/backdoor-account-found-in-d-link-dir-620-routers/ | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 20, 2018
Updated Aug 5, 2024
Reserved Jan 24, 2018
Link CVE-2018-6213
CISA Vulnrichment
Updated n/a