VulnerabilityModified
CVE-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.
HIGH 7.8EPSS 7.61%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 7.61% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122, CWE-787
- Affected
- we-con/levistudiou
- Source
- ics-cert@hq.dhs.gov
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03Third Party Advisory, US Government Resource
- https://www.zerodayinitiative.com/advisories/ZDI-22-130/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-22-132/Third Party Advisory, VDB Entry
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03Third Party Advisory, US Government Resource
- https://www.zerodayinitiative.com/advisories/ZDI-22-130/Third Party Advisory, VDB Entry
- https://www.zerodayinitiative.com/advisories/ZDI-22-132/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.