CVE-2021-23157
published 2022-01-14CVE-2021-23157: WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code.
PriorityP344high7.8CVSS 3.1
AVLACLPRNUIRSUCHIHAH
EPSS
8.23%
94.2th percentile
WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code.
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| we-con | levistudiou | <= 2019-09-21 | — |
| wecon | levistudiou | All – 2019-09-21 | — |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.06.8MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:P
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GHSA
GHSA-mv25-j7gj-c8p5: WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code
ghsa_unreviewed·2022-01-15
CVE-2021-23157 [HIGH] CWE-787 GHSA-mv25-j7gj-c8p5: WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code
WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code.
CISA ICS
WECON LeviStudioU
cisa_ics·2021-12-21·CVSS 7.8
[HIGH] WECON LeviStudioU
## Archived Content In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.
ICS Advisory
##
WECON LeviStudioU
Last RevisedDecember 21, 2021
Alert CodeICSA-21-355-03
## 1. EXECUTIVE SUMMARY
- CVSS v3 7.8
- ATTENTION: Low attack complexity
- Vendor: WECON
- Equipment: LeviStudioU
- Vulnerabilities: Stack-based Buffer Overflow, Heap-based Buffer Overflow
## 2. RISK EVALUATION
Successful exploitation of these vulnerabilities may allow remote code execution.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
The following versions of LeviStudioU, an HMI programming software, are affected:
- LeviStudioU: Versions 2019-09-21 and prior
## 3.2 VULNERABILITY OVERVIEW
#
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03https://www.zerodayinitiative.com/advisories/ZDI-22-130/https://www.zerodayinitiative.com/advisories/ZDI-22-132/https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03https://www.zerodayinitiative.com/advisories/ZDI-22-130/https://www.zerodayinitiative.com/advisories/ZDI-22-132/
2022-01-14
Published