VulnerabilityModified
CVE-2020-27253
This vulnerability could allow a remote, unauthenticated attacker to specifically craft a malicious packet resulting in a denial-of-service condition on the device.
HIGH 7.5EPSS 1.92%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.92%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A flaw exists in the Ingress/Egress checks routine of FactoryTalk Linx Version 6.11 and prior. This vulnerability could allow a remote, unauthenticated attacker to specifically craft a malicious packet resulting in a denial-of-service condition on the device.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.92% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- rockwellautomation/factorytalk linx
- Source
- ics-cert@hq.dhs.gov
References
- https://us-cert.cisa.gov/ics/advisories/icsa-20-329-01Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-20-329-01Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.