CVE-2019-6539
CVE-2019-6539 is a high-severity vulnerability in We-con Levistudiou with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 9.3
- EPSS exploit prediction: 2% (80th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-787
- Affected product: We-con Levistudiou
- Published:
- Last modified:
Description
Several heap-based buffer overflow vulnerabilities in WECON LeviStudioU version 1.8.56 and prior have been identified, which may allow arbitrary code execution. Mat Powell, Ziad Badawi, and Natnael Samson working with Trend Micro's Zero Day Initiative, reported these vulnerabilities to NCCIC.
Frequently asked questions
- What is CVE-2019-6539?
- Several heap-based buffer overflow vulnerabilities in WECON LeviStudioU version 1.8.56 and prior have been identified, which may allow arbitrary code execution. Mat Powell, Ziad Badawi, and Natnael Samson working with Trend Micro's Zero Day Initiative, reported these vulnerabilities to NCCIC.
- How severe is CVE-2019-6539?
- CVE-2019-6539 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2019-6539 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2019-6539?
- CVE-2019-6539 affects We-con Levistudiou. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2019-6539?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2019-6539 published?
- CVE-2019-6539 was published on 2019-02-13 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:we-con:levistudiou:*:*:*:*:*:*:*:*
More vulnerabilities in We-con Levistudiou
- CVE-2018-10614 — High (CVSS 8.8): An XXE vulnerability in LeviStudioU, Versions 1.8.29 and 1.8.44 can be exploited when the application processes…
- CVE-2018-10610 — High (CVSS 8.8): An out-of-bounds vulnerability in LeviStudioU, Versions 1.8.29 and 1.8.44 can be exploited when the application…
- CVE-2018-10606 — High (CVSS 8.8): WECON LeviStudio Versions 1.8.29 and 1.8.44 have multiple heap-based buffer overflow vulnerabilities that can be…
- CVE-2018-10602 — High (CVSS 8.8): WECON LeviStudio Versions 1.8.29 and 1.8.44 have multiple stack-based buffer overflow vulnerabilities that can be…
- CVE-2021-23157 — High (CVSS 7.8): WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an…
- CVE-2021-23138 — High (CVSS 7.8): WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a stack-based buffer overflow, which may allow an…
All CVEs affecting We-con Levistudiou →
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