Vulnerability Details : CVE-2018-18993
Two stack-based buffer overflow vulnerabilities have been discovered in CX-One Versions 4.42 and prior (CX-Programmer Versions 9.66 and prior and CX-Server Versions 5.0.23 and prior). When processing project files, the application allows input data to exceed the buffer. An attacker could use a specially crafted project file to overflow the buffer and execute code under the privileges of the application.
Vulnerability category: OverflowMemory CorruptionExecute code
Exploit prediction scoring system (EPSS) score for CVE-2018-18993
Probability of exploitation activity in the next 30 days: 30.88%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 96 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2018-18993
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2018-18993
-
A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).Assigned by: ics-cert@hq.dhs.gov (Secondary)
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-18993
-
https://ics-cert.us-cert.gov/advisories/ICSA-18-338-01
Omron CX-One | CISAThird Party Advisory;US Government Resource
-
http://www.securityfocus.com/bid/106106
Omron CX-One ICSA-18-338-01 Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
Products affected by CVE-2018-18993
- cpe:2.3:a:omron:cx-programmer:*:*:*:*:*:*:*:*
- cpe:2.3:a:omron:cx-one:*:*:*:*:*:*:*:*
- cpe:2.3:a:omron:cx-server:*:*:*:*:*:*:*:*