CVE-2020-27636
CRITICALCVSS 9.1/10EPSS 0.87%
Last modified
CVE-2020-27636 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. In Microchip MPLAB Net 3.6.1, TCP ISNs are improperly random.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.
Description
In Microchip MPLAB Net 3.6.1, TCP ISNs are improperly random.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microchip | Mplab Network Creator | 3.6.1 |
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-042-01Third Party Advisory, US Government Resource
- https://www.forescout.comThird Party Advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-21-042-01Third Party Advisory, US Government Resource
- https://www.forescout.comThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-27636?
In Microchip MPLAB Net 3.6.1, TCP ISNs are improperly random.
How severe is CVE-2020-27636?
CVE-2020-27636 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.
How do I fix CVE-2020-27636?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-27636?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST