Vulnerability · Published Jan 14, 2022 · Assigned by icscert
CVE-2021-23157WECON LeviStudioU
High 7.8
In plain English
A high-severity heap buffer overflow in LeviStudioU from WECON. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 7.6% (higher than 95% of all known vulnerabilities).
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)7.6%top 5.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| WECON | LeviStudioU | All – through 2019-09-21 |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03 x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-22-130/ x_refsource_MISC
- https://www.zerodayinitiative.com/advisories/ZDI-22-132/ x_refsource_MISC