VulnerabilityModified
CVE-2021-27413
Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code.
HIGH 7.8EPSS 9.99%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (9.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Omron CX-One Versions 4.60 and prior, including CX-Server Versions 5.0.29.0 and prior, are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary 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
- 9.99% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-121, CWE-787
- Affected
- omron/cx-one · omron/cx-server
- Source
- ics-cert@hq.dhs.gov
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-01Third Party Advisory, US Government Resource
- https://www.zerodayinitiative.com/advisories/ZDI-21-588/Third Party Advisory, VDB Entry
- https://us-cert.cisa.gov/ics/advisories/icsa-21-131-01Third Party Advisory, US Government Resource
- https://www.zerodayinitiative.com/advisories/ZDI-21-588/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.