CVE-2024-27890
7.2
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
Affected platforms running Arista EOS with OpenConfig configured, a gNMI Set request can be run when it should have been rejected. This can result in unexpected configuration being applied to the switch.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Arista Networks | EOS | 4.29.0 <= 4.29.7M | affected |
| Arista Networks | EOS | 4.28.0 <= 4.28.10M | affected |
| Arista Networks | EOS | 4.27.0 <= 4.27.8M | affected |
| Arista Networks | EOS | 4.26.0 <= 4.26.9M | affected |
| Arista Networks | EOS | 4.25.0 <= 4.25.10M | affected |
| Arista Networks | EOS | 4.24.0 <= 4.24.11M | affected |
Weaknesses
- CWE-306: CWE-306 Missing Authentication for Critical Function
Workarounds
The workaround to mitigate this vulnerability is to disable the OpenConfig agent entirely:
switch(config-gnmi-transport-default)#no management api gnmi
Alternatively for both, the OpenConfig agent can be disabled.
switch(config-gnmi-transport-default)#no management api gnmi
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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