Vulnerability in Silabs Uc\/tcp-Ip
CVE-2020-27630
In Silicon Labs uC/TCP-IP 3.6.0, TCP ISNs are improperly random.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Silabs Uc\/tcp-Ip — versions 3.6.0
Weakness classification (CWE)
References
- www.forescout.com (Third Party Advisory)
- www.cisa.gov/news-events/ics-advisories/icsa-21-042-01 (US Government Resource, Third Party Advisory)
- www.forescout.com/resources/numberjack-weak-isn-generation-in-embedded-tcpip-st… (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-27630?
- CVE-2020-27630 is a critical-severity vulnerability in Silabs Uc\/tcp-Ip, classified under Use of Insufficiently Random Values. CVSS score: 9.8/10. Published 2023-10-10.
- How severe is CVE-2020-27630?
- Critical severity. CVSS v3 base score is 9.8 out of 10.