CVE-2024-27890Disclosure

LOWCVSS 7.2 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

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.

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0.5/ 10 priority

Sources & remediation

Other references

https://www.arista.com/en/support/advisories-notices/security-advisory/19862-security-advisory-0099

Weakness type (CWE)

CWE-306

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Threat summary

Patch or workaround signal is available
1 mentions across 1 observed day

What's happening

Patch or workaround mentioned in 1 signal
Technical details provided in 1 signal
Disclosure: 1 classified signal
1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d

Signal classification1 categories

Disclosure

1100.0%

Referenced assets1 URL

By indicator

https://www.valtersit.com/cve/CVE-2024-27890

Full discourse1 post

Hugo | DevOps | Cybersecurity 🇱🇻@HugoValters137d
Disclosure
CVE-2024-27890 - Critical auth bypass in Arista EOS with OpenConfig. gNMI Set requests improperly accepted, risking unauthorized config changes. CVSS 9.6. No patch available yet. Monitor and restrict access now. #CVE #Arista #infosec #Linux More: https://www.valtersit.com/cve/CVE-2024-27890
Post summary
The message announces a critical authentication bypass in Arista EOS using gNMI, details its impact and CVSS score, and advises monitoring until a patch is released.
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