CVE-2021-26638
Last modified
CVE-2021-26638 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Improper Authentication vulnerability in S&D smarthome(smartcare) application can cause authentication bypass and information exposure. Remote attackers can use this vulerability to take control of the home environment including indoor control.. EPSS estimates a 3.35% chance of exploitation in the next 30 days.
Description
Improper Authentication vulnerability in S&D smarthome(smartcare) application can cause authentication bypass and information exposure. Remote attackers can use this vulerability to take control of the home environment including indoor control.
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 |
|---|---|---|
| Xisnd | S\&D Smarthome | <= 3.2.48 |
References
- https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783Third Party Advisory, VDB Entry
- https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=66783Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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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