Vulnerability Details : CVE-2018-7527
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.
Vulnerability category: Overflow
Products affected by CVE-2018-7527
- cpe:2.3:a:we-con:levistudio_hmi_editor:1.10:*:*:*:*:*:*:*
- cpe:2.3:a:we-con:levistudiou:*:*:*:*:*:*:*:*
- cpe:2.3:a:we-con:pi_studio_hmi_project_programmer:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-7527
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 34 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-7527
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
5.3
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L |
1.8
|
3.4
|
NIST |
CWE ids for CVE-2018-7527
-
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)
-
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)
References for CVE-2018-7527
-
http://www.securityfocus.com/bid/104016
Multiple Wecon Products CVE-2018-7527 Stack Based Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://ics-cert.us-cert.gov/advisories/ICSA-18-116-02
WECON Technology Co., Ltd. LeviStudio HMI Editor and PI Studio HMI Project Programmer | CISAThird Party Advisory;US Government Resource
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