CVE-2018-21066
CRITICALCVSS 9.8/10EPSS 0.56%
Last modified
CVE-2018-21066 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered on Samsung mobile devices with M(6.0) (Exynos or MediaTek chipsets) software. There is a buffer overflow in a Trustlet that can cause memory corruption. EPSS estimates a 0.56% chance of exploitation in the next 30 days.
Description
An issue was discovered on Samsung mobile devices with M(6.0) (Exynos or MediaTek chipsets) software. There is a buffer overflow in a Trustlet that can cause memory corruption. The Samsung ID is SVE-2018-11599 (July 2018).
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 |
|---|---|---|
| Android | 6.0 |
References
- https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory
- https://security.samsungmobile.com/securityUpdate.smsbVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-21066?
An issue was discovered on Samsung mobile devices with M(6.0) (Exynos or MediaTek chipsets) software. There is a buffer overflow in a Trustlet that can cause memory corruption. The Samsung ID is SVE-2018-11599 (July 2018).
How severe is CVE-2018-21066?
CVE-2018-21066 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.
How do I fix CVE-2018-21066?
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.
Related CVEs from 2018
- CVE-2018-21060An issue was discovered on Samsung mobile devices with N(7.x…7.5
- CVE-2018-21061An issue was discovered on Samsung mobile devices with N(7.1…6.8
- CVE-2018-21062An issue was discovered on Samsung mobile devices with N(7.x…4.6
- CVE-2018-21063An issue was discovered on Samsung mobile devices with M(6.0…9.8
- CVE-2018-21064An issue was discovered on Samsung mobile devices with N(7.x…9.8
- CVE-2018-21065An issue was discovered on Samsung mobile devices with M(6.0…9.8
- CVE-2018-21067An issue was discovered on Samsung mobile devices with M(6.0…5.3
- CVE-2018-21068An issue was discovered on Samsung mobile devices with O(8.0…6.2
- CVE-2018-21069An issue was discovered on Samsung mobile devices with N(7.x…7.5
- CVE-2018-2107Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultI…
- CVE-2018-21070An issue was discovered on Samsung mobile devices with N(7.x…8.4
- CVE-2018-21071An issue was discovered on Samsung mobile devices with M(6.0…7.3
Are you affected by CVE-2018-21066?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST