Arista EOS up to 4.33.1 OpenConfig access control

Summaryinfo

A vulnerability was found in Arista EOS up to 4.33.1. It has been rated as critical. Affected by this issue is some unknown functionality of the component OpenConfig. This manipulation causes access control. This vulnerability is registered as CVE-2025-1260. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in Arista EOS up to 4.33.1. Affected by this vulnerability is an unknown function of the component OpenConfig. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

On affected platforms running Arista EOS with OpenConfig configured, a gNOI request can be run when it should have been rejected. This issue can result in unexpected configuration/operations being applied to the switch.

The advisory is shared at arista.com. This vulnerability is known as CVE-2025-1260 since 02/12/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation requires an enhanced level of successful authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/04/2025). MITRE ATT&CK project uses the attack technique T1068 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Arista

Name

• EOS

Version

• 4.28.0
• 4.28.1
• 4.28.2
• 4.28.3
• 4.28.4
• 4.28.5
• 4.28.6
• 4.28.7
• 4.28.8
• 4.28.9
• 4.28.10
• 4.28.11
• 4.28.12
• 4.29.0
• 4.29.1
• 4.29.2
• 4.29.3
• 4.29.4
• 4.29.5
• 4.29.6
• 4.29.7
• 4.29.8
• 4.29.9
• 4.30.0
• 4.30.1
• 4.30.2
• 4.30.3
• 4.30.4
• 4.30.5
• 4.30.6
• 4.30.7
• 4.30.8
• 4.31.0
• 4.31.1
• 4.31.2
• 4.31.3
• 4.31.4
• 4.31.5
• 4.32.0
• 4.32.1
• 4.32.2
• 4.32.3
• 4.33.0
• 4.33.1

License

• commercial

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

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Timelineinfo

Sourcesinfo

Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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