Vulnerability Details : 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.
Vulnerability category: OverflowInput validation
Products affected by CVE-2018-12547
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:satellite:5.8:*:*:*:*:*:*:*
- cpe:2.3:a:eclipse:openj9:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-12547
1.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 84 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-12547
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-12547
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: emo@eclipse.org (Secondary)
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-12547
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https://access.redhat.com/errata/RHSA-2019:1238
RHSA-2019:1238 - Security Advisory - Red Hat Customer Portal
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https://access.redhat.com/errata/RHSA-2019:0473
RHSA-2019:0473 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2019:0474
RHSA-2019:0474 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://bugs.eclipse.org/bugs/show_bug.cgi?id=543659
543659 – (CVE-2018-12547) Truncate formatted strings in jio_snprintf / jio_vsnprintf functionsExploit;Issue Tracking;Vendor Advisory
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https://access.redhat.com/errata/RHSA-2019:0469
RHSA-2019:0469 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2019:0640
RHSA-2019:0640 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2019:0472
RHSA-2019:0472 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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