Vulnerability in Arista Cloudeos
CVE-2020-11622
A vulnerability exists in Arista’s Cloud EOS VM / vEOS 4.23.2M and below releases in the 4.23.x train, 4.22.4M and below releases in the 4.22.x train, 4.21.3M to 4.21.9M releases in the 4.21.x train, 4.21.3FX-7368.*, 4.21.4-FCRFX.*, 4.21.4.1, 4.21.7.1, 4.22.2.0.1, 4.22.2.2.1, 4.22.3.1, and 4.23.2.1 Router code in a scenario where TCP MSS options are configured.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.013 (68.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Arista Cloudeos — versions 4.21.3fx-7368, 4.21.4-fcrfx, 4.21.4.1
- Arista Veos — versions 4.21.3fx-7368, 4.21.4-fcrfx, 4.21.4.1
References
- www.arista.com/en/support/advisories-notices (Vendor Advisory)
- www.arista.com/en/support/advisories-notices/security-advisories/11195-security… (Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-11622?
- CVE-2020-11622 is a high-severity vulnerability in Arista Cloudeos. CVSS score: 7.5/10. Published 2020-06-10.
- How severe is CVE-2020-11622?
- High severity. CVSS v3 base score is 7.5 out of 10.