A buffer overflow can be triggered in LeviStudio HMI Editor, Version 1.10 part of Wecon LeviStudioU 1.8.29, and PI Studio HMI Project Progr…

Published 8 y ago 2018-04-26 · modified 4 mo ago 2026-06-17 · JSON

CVSS

5.3

v3.0 · NVD

CISA KEV

not known exploited

EPSS

0.7%

percentile 54%

Public exploits

none known

A buffer overflow can be triggered in LeviStudio HMI Editor, Version 1.10 part of Wecon LeviStudioU 1.8.29, and PI Studio HMI Project Programmer, Build: November 11, 2017 and prior by opening a specially crafted file.

Exploit prediction (EPSS)

0.71% probability of exploitation in the next 30 days, higher than 54% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	5.3	`CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L`
NVD	2.0	6.8	`AV:N/AC:M/Au:N/C:P/I:P/A:P`

Affected products

WECON Technology Co., Ltd. LeviStudio HMI Editor
WECON Technology Co., Ltd. PI Studio HMI Project Programmer

Classification

Weakness

CWE-121 Stack-based Buffer Overflow
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

securityfocus.com /bid/104016 · vdb-entry, x_refsource_BID, x_transferred
ics-cert.us-cert.gov /advisories/ICSA-18-116-02 · x_refsource_MISC, x_transferred

Sources

CVE List: CVE-2018-7527
NVD: CVE-2018-7527

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