CVE-2018-12547

moderate-risk

Published 2019-02-11

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.

Do I need to act?

0.78% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 9.8/10 Critical

NETWORK / LOW complexity

Affected Products (8)

Openj9

Satellite

Enterprise Linux Desktop

Enterprise Linux Server

Enterprise Linux Workstation

Affected Vendors

Redhat Eclipse

References (14)

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0469

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0472

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0473

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0474

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0640

https://access.redhat.com/errata/RHSA-2019:1238

Exploit https://bugs.eclipse.org/bugs/show_bug.cgi?id=543659

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0469

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0472

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0473

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0474

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:0640

https://access.redhat.com/errata/RHSA-2019:1238

Exploit https://bugs.eclipse.org/bugs/show_bug.cgi?id=543659

/ 100

moderate-risk

Severity 32/34 · Critical

Exploitability 3/34 · Minimal

Exposure 14/34 · Moderate