An issue was discovered on D-Link DSR-250N before 3.17B devices.
Priority MEDIUM 41CWE-306Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-306.
Summary
An issue was discovered on D-Link DSR-250N before 3.17B devices. The CGI script upgradeStatusReboot.cgi can be accessed without authentication. Any access reboots the device, rendering it therefore unusable for several minutes.
Why it matters now
EPSS 0.15765 96th percentileScored 2026-11-07
Public exploit Yes 3 exploit referencesTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
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:dsr-250n_firmware:*:*:*:*:*:*:*:* | before 3.17b | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dsr-250n:-:*:*:*:*:*:*:* | not specified by NVD | Running on | D-Link Japan K.K. |
- cpe:2.3:o:dlink:dsr-250n_firmware:*:*:*:*:*:*:*:* Versions before 3.17b Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dsr-250n:-:*:*:*:*:*:*:* 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-2020-26567
- 2026-10-03 Alias added: GHSA-fwxh-8jc9-j26p
References
More D-Link Japan K.K. Dsr-250n Firmware vulnerabilities
- TI-2013-05068 Multiple SQL injection vulnerabilities in D-Link DSR-150 with firmware before 1.08B44… CVSS 3.1CRITICAL 9.8
- TI-2013-05069 The runShellCmd function in systemCheck.htm in D-Link DSR-150 with firmware before… CVSS 2.0HIGH 10.0
- TI-2024-37873 Buffer Overflow vulnerability in D-Link DSR-150, DSR-150N, DSR-250, DSR-250N, DSR-500N… CVSS 3.1HIGH 8.8
- TI-2020-15768 An issue was discovered on D-Link DSR-250 3.17 devices. CVSS 3.1HIGH 8.8
- TI-2020-15766 A lack of input validation and access controls in Lua CGIs on D-Link DSR VPN routers may… CVSS 3.1HIGH 8.8
- TI-2020-15767 An issue was discovered on D-Link DSR-250 3.17 devices. CVSS 3.1HIGH 8.8
Sources
- CVE-2020-26567 · CVE Program
- CVE-2020-26567 · NVD
- FIRST EPSS
- GHSA-fwxh-8jc9-j26p · GitHub Advisory Database · CC BY 4.0
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