Buffer overflow in We-Con Levistudiou
CVE-2021-43983
WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to multiple stack-based buffer overflow instances while parsing project files, which may allow an attacker to execute arbitrary code.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.027 (85.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
- We-Con Levistudiou
- Wecon Levistudiou — versions All
Weakness classification (CWE)
References
- www.cisa.gov/uscert/ics/advisories/icsa-21-343-02 (US Government Resource, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-046/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-040/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-043/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-036/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-037/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-039/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-044/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-042/ (VDB Entry, Third Party Advisory)
- www.zerodayinitiative.com/advisories/ZDI-22-035/ (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-43983?
- CVE-2021-43983 is a high-severity vulnerability in We-Con Levistudiou, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-12-13.
- How severe is CVE-2021-43983?
- High severity. CVSS v3 base score is 7.8 out of 10.