CVE-2021-35309
HIGHCVSS 7.5/10EPSS 0.45%
Last modified
CVE-2021-35309 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue discovered in Samsung SyncThru Web Service SPL 5.93 06-09-2014 allows attackers to gain escalated privileges via MITM attacks.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.
Description
An issue discovered in Samsung SyncThru Web Service SPL 5.93 06-09-2014 allows attackers to gain escalated privileges via MITM attacks.
Metrics
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Samsung | Syncthru Web Service | 5.93 |
References
- https://github.com/mustafa-turgut/cve-subscriptions/tree/main/samsung-stwsThird Party Advisory
- https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory
- https://github.com/mustafa-turgut/cve-subscriptions/tree/main/samsung-stwsThird Party Advisory
- https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-35309?
An issue discovered in Samsung SyncThru Web Service SPL 5.93 06-09-2014 allows attackers to gain escalated privileges via MITM attacks.
How severe is CVE-2021-35309?
CVE-2021-35309 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2021-35309?
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-2021-35309?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST