CVE-2018-7513 : In Omron CX-Supervisor Versions 3.30 and prior, parsing malformed project files

In Omron CX-Supervisor Versions 3.30 and prior, parsing malformed project files may cause a stack-based buffer overflow.

Published 2018-03-21 20:29:01

Updated 2020-10-02 14:55:32

Source ICS-CERT

View at NVD, CVE.org

Vulnerability category: OverflowMemory Corruption

Products affected by CVE-2018-7513

Omron » Cx-supervisor
Versions up to, including, (<=) 3.30
cpe:2.3:a:omron:cx-supervisor:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.10%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 39 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
5.3	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L	1.8	3.4	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: Low Availability: Low

CWE-121 Stack-based Buffer Overflow

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)
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

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