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High severity7.5NVD Advisory· Published Jun 10, 2020· Updated Jun 17, 2026

CVE-2020-11622

CVE-2020-11622

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

21
  • Arista/CloudEOS9 versions
    cpe:2.3:a:arista:cloudeos:*:*:*:*:*:*:*:*+ 8 more
    • cpe:2.3:a:arista:cloudeos:*:*:*:*:*:*:*:*range: >=4.21.3m,<=4.21.9m
    • cpe:2.3:a:arista:cloudeos:4.21.3fx-7368:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:cloudeos:4.21.4-fcrfx:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:cloudeos:4.21.4.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:cloudeos:4.21.7.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:cloudeos:4.22.2.0.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:cloudeos:4.22.2.2.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:cloudeos:4.22.3.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:cloudeos:4.23.2.1:*:*:*:*:*:*:*
  • Arista/vEOS10 versions
    cpe:2.3:a:arista:veos:*:*:*:*:*:*:*:*+ 9 more
    • cpe:2.3:a:arista:veos:*:*:*:*:*:*:*:*range: >=4.21.3m,<=4.21.9m
    • cpe:2.3:a:arista:veos:4.21.3fx-7368:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:veos:4.21.4-fcrfx:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:veos:4.21.4.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:veos:4.21.7.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:veos:4.22.2.0.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:veos:4.22.2.2.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:veos:4.22.3.1:*:*:*:*:*:*:*
    • cpe:2.3:a:arista:veos:4.23.2.1:*:*:*:*:*:*:*
    • (no CPE)range: <=4.23.2M (4.23.x train), <=4.22.4M (4.22.x train), 4.21.3M to 4.21.9M (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
  • Arista/Cloud EOS VM / vEOSdescription
  • Arista/Cloud EOS VM / vEOSllm-fuzzy
    Range: <=4.23.2M (4.23.x train), <=4.22.4M (4.22.x train), 4.21.3M to 4.21.9M (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

Patches

Vulnerability mechanics

References

2

News mentions

0

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