HIGH
D-Link DSR-250N devices before 1.08B31 allow remote authenticated users to obtain "persistent root access" via the BusyBox CLI, as demonstrated by overwriting the super user password
Published Feb 19, 2020
7.2
HIGHCVSS 3.1
EPSS 3.41%
Description
D-Link DSR-250N devices before 1.08B31 allow remote authenticated users to obtain "persistent root access" via the BusyBox CLI, as demonstrated by overwriting the super user password.
Affected products
No data.
AND
- < 1.08b31
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.
7.2 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
9.0 HIGH NVD
AV:N/AC:L/Au:S/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication Single
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.
3.41% 0.03411
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03411
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.41% (0.03411) | 88.48th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.41% (0.03411) | 87.29th | v5 (v2026.06.15) |
| May 26, 2026 | 9.55% (0.09550) | 92.96th | v4 (v2025.03.14) |
| May 4, 2026 | 8.07% (0.08070) | 92.16th | v4 (v2025.03.14) |
| Oct 13, 2025 | 6.11% (0.06109) | 90.31th | v4 (v2025.03.14) |
| Mar 30, 2025 | 8.06% (0.08057) | 91.32th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.91% (0.11914) | 89.55th | v4 (v2025.03.14) |
| Mar 17, 2025 | 8.06% (0.08057) | 91.50th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.66% (0.00658) | 80.23th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.66% (0.00658) | 78.86th | v3 (v2023.03.01) |
| Apr 27, 2023 | 0.66% (0.00658) | 76.51th | v3 (v2023.03.01) |
| Mar 24, 2023 | 0.63% (0.00629) | 75.79th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.64% (0.00637) | 75.86th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.06% (0.01061) | 52.82th | v2 (v2022.01.01) |
| Sep 19, 2022 | 1.06% (0.01061) | 51.19th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.06% (0.01061) | 49.19th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.06% (0.01061) | 28.23th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- ftp://ftp2.dlink.com/PRODUCTS/DSR-250N/REVA/DSR-SERIES_RELEASE_NOTES_v3.14.pdf x_refsource_CONFIRMRelease NotesVendor Advisory
- http://www.exploit-db.com/exploits/22930/ x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://packetstormsecurity.com/files/118355/D-Link-DSR-250N-Backdoor.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| ftp://ftp2.dlink.com/PRODUCTS/DSR-250N/REVA/DSR-SERIES_RELEASE_NOTES_v3.14.pdf | x_refsource_CONFIRMRelease NotesVendor Advisory | |
| http://www.exploit-db.com/exploits/22930/ | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://packetstormsecurity.com/files/118355/D-Link-DSR-250N-Backdoor.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Feb 19, 2020
Updated Aug 6, 2024
Reserved Dec 8, 2013
Link CVE-2012-6614
CISA Vulnrichment
Updated n/a