CVE-2018-12547
UnknownEPSS 2.74%
Last modified
CVE-2018-12547 is a vulnerability of currently unknown severity. In Eclipse OpenJ9, prior to the 0.12.0 release, the jio_snprintf() and jio_vsnprintf() native methods ignored the length parameter. This affects existing APIs that called the functions to exceed the allocated buffer. EPSS estimates a 2.74% chance of exploitation in the next 30 days.
Description
In Eclipse OpenJ9, prior to the 0.12.0 release, the jio_snprintf() and jio_vsnprintf() native methods ignored the length parameter. This affects existing APIs that called the functions to exceed the allocated buffer. This functions were not directly callable by non-native user code.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Eclipse | Openj9 | < 0.12.0 |
| Redhat | Satellite | 5.8 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- https://access.redhat.com/errata/RHSA-2019:0469Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0472Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0473Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0474Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0640Third Party Advisory
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=543659Exploit, Issue Tracking, Vendor Advisory
- https://access.redhat.com/errata/RHSA-2019:0469Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0472Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0473Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0474Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0640Third Party Advisory
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=543659Exploit, Issue Tracking, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-12547?
In Eclipse OpenJ9, prior to the 0.12.0 release, the jio_snprintf() and jio_vsnprintf() native methods ignored the length parameter. This affects existing APIs that called the functions to exceed the allocated buffer. This functions were not directly callable by non-native user code.
How severe is CVE-2018-12547?
Severity scoring for CVE-2018-12547 is pending analysis. The EPSS model estimates a 2.74% probability of exploitation in the next 30 days.
How do I fix CVE-2018-12547?
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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