CVE-2020-26567
MEDIUMCVSS 5.5/10EPSS 17.18%
Last modified
CVE-2020-26567 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue was discovered on D-Link DSR-250N before 3.17B devices. The CGI script upgradeStatusReboot.cgi can be accessed without authentication. EPSS estimates a 17.18% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Dlink | Dsr-250n Firmware | < 3.17b |
References
- http://packetstormsecurity.com/files/159516/D-Link-DSR-250N-Denial-Of-Service.htmlExploit, Mitigation, Patch, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Oct/14Exploit, Mailing List, Mitigation, Patch, Third Party Advisory
- https://www.redteam-pentesting.de/advisories/rt-sa-2020-002Exploit, Mitigation, Patch, Third Party Advisory
- http://packetstormsecurity.com/files/159516/D-Link-DSR-250N-Denial-Of-Service.htmlExploit, Mitigation, Patch, Third Party Advisory, VDB Entry
- http://seclists.org/fulldisclosure/2020/Oct/14Exploit, Mailing List, Mitigation, Patch, Third Party Advisory
- https://www.redteam-pentesting.de/advisories/rt-sa-2020-002Exploit, Mitigation, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-26567?
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.
How severe is CVE-2020-26567?
CVE-2020-26567 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 17.18% probability of exploitation in the next 30 days.
How do I fix CVE-2020-26567?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-26567?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST