CVE-2020-25226
CRITICALCVSS 9.8/10EPSS 1.91%
Last modified
CVE-2020-25226 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. EPSS estimates a 1.91% chance of exploitation in the next 30 days.
Description
A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0). The web server of the affected devices contains a vulnerability that may lead to a buffer overflow condition. An attacker could cause this condition on the webserver by sending a specially crafted request. The webserver could stop and not recover anymore.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Scalance X200-4pirt Firmware | < 5.5.0 |
| Siemens | Scalance X201-3pirt Firmware | < 5.5.0 |
| Siemens | Scalance X202-2irt Firmware | < 5.5.0 |
| Siemens | Scalance X202-2pirt Firmware | < 5.5.0 |
| Siemens | Scalance X202-2pirt Siplus Net Firmware | < 5.5.0 |
| Siemens | Scalance X204irt Firmware | < 5.5.0 |
| Siemens | Scalance X307-3 Firmware | All versions |
| Siemens | Scalance X307-3ld Firmware | All versions |
| Siemens | Scalance X308-2 Firmware | All versions |
| Siemens | Scalance X308-2ld Firmware | All versions |
| Siemens | Scalance X308-2lh Firmware | All versions |
| Siemens | Scalance X308-2lh\+ Firmware | All versions |
| Siemens | Scalance X308-2m Firmware | All versions |
| Siemens | Scalance X308-2m Ts Firmware | All versions |
| Siemens | Scalance X310 Firmware | All versions |
| Siemens | Scalance X310fe Firmware | All versions |
| Siemens | Scalance X320-1fe Firmware | All versions |
| Siemens | Scalance X320-3ldfe Firmware | All versions |
| Siemens | Scalance Xb205-3 Firmware | < 5.2.5 |
| Siemens | Scalance Xb205-3ld Firmware | < 5.2.5 |
| Siemens | Scalance Xb208 Firmware | < 5.2.5 |
| Siemens | Scalance Xb213-3 Firmware | < 5.2.5 |
| Siemens | Scalance Xb213-3ld Firmware | < 5.2.5 |
| Siemens | Scalance Xb216 Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2 Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2g Poe Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2g Poe Eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2sfp Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2sfp Eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2sfp G Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2sfp G \(E\/Ip\) Firmware | < 5.2.5 |
| Siemens | Scalance Xc206-2sfp G Eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc208 Firmware | < 5.2.5 |
| Siemens | Scalance Xc208eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc208g Firmware | < 5.2.5 |
| Siemens | Scalance Xc208g \(E\/Ip\) Firmware | < 5.2.5 |
| Siemens | Scalance Xc208g Eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc208g Poe Firmware | < 5.2.5 |
| Siemens | Scalance Xc216 Firmware | < 5.2.5 |
| Siemens | Scalance Xc216-4c Firmware | < 5.2.5 |
| Siemens | Scalance Xc216-4c G Firmware | < 5.2.5 |
| Siemens | Scalance Xc216-4c G \(E\/Ip\) Firmware | < 5.2.5 |
| Siemens | Scalance Xc216-4c G Eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc216eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc224-4c G Firmware | < 5.2.5 |
| Siemens | Scalance Xc224-4c G \(E\/Ip\) Firmware | < 5.2.5 |
| Siemens | Scalance Xc224-4c G Eec Firmware | < 5.2.5 |
| Siemens | Scalance Xc224 Firmware | < 5.2.5 |
| Siemens | Scalance Xf201-3p Irt Firmware | < 5.2.5 |
| Siemens | Scalance Xf202-2p Irt Firmware | < 5.2.5 |
Showing 50 of 66 affected configurations. See NVD for the full list.
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-25226?
A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0). The web server of the affected devices contains a vulnerability that may lead to a buffer overflow condition. An attacker could cause this condition on the webserver by sending a specially crafted request. The webserver could stop and not recover anymore.
How severe is CVE-2020-25226?
CVE-2020-25226 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.91% probability of exploitation in the next 30 days.
How do I fix CVE-2020-25226?
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-2020-25226?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST