VulnerabilityModified
CVE-2020-25111
This leads to Denial-of-Service and potential Remote Code Execution via a crafted ICMPv6 echo packet.
CRITICAL 9.8EPSS 20.9%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 20.9%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
An issue was discovered in the IPv6 stack in Contiki through 3.0. There is an insufficient check for the IPv6 header length. This leads to Denial-of-Service and potential Remote Code Execution via a crafted ICMPv6 echo packet.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 20.88% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- contiki-os/contiki-os
- Source
- cve@mitre.org
References
- https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/815128Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01Third Party Advisory, US Government Resource
- https://www.kb.cert.org/vuls/id/815128Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.