Advisory on CVE-2022-40982

Information disclosure in Intel processors

On August 8th, 2023, Intel disclosed a vulnerability in its recent computer processor microarchitecture. This vulnerability, known as "Gather Data Sampling (GDS)" or "Downfall", may allow an attacker to obtain sensitive information from a system. This vulnerability is assigned CVE ID as CVE-2022-40982 and has been given a medium severity by Intel.

What is the vulnerability?

CVE-2022-40982 is a transient execution side-channel vulnerability that affects Intel® Core processors from the 6th Generation (Skylake) to the 11th Generation (Tiger Lake). It allows an attacker with local access to infer stale data from previously used vector registers on the same physical core. A detailed description can be found in the “Downfall: Exploiting Speculative Data Gathering” paper.

What is the risk?

If an attacker is able to exploit this vulnerability, they could potentially exfiltrate information contained within different security contexts (i.e., other virtual machines or even the host device).

Impacted IONOS Cloud Products

Product RangesProductImpactedMitigatedPatch Status

Compute

Dedicated Core Servers

Yes

Yes

Done

Compute

vCPU Servers

Yes

Yes

Done

Compute

Cloud Cubes

Yes

Yes

Done

DBaaS

MongoDB

No

Not Applicable

Not Required

DBaaS

Postgres

No

Not Applicable

Not Required

Managed Services

Cloud DNS

No

Not Applicable

Not Required

Managed Services

Application

No

Not Applicable

Not Required

Managed Services

Classic

No

Not Applicable

Not Required

Managed Services

Network

No

Not Applicable

Not Required

Managed Services

Managed Kubernetes

No

Not Applicable

Not Required

Managed Services

Container Registry

No

Not Applicable

Not Required

Managed Services

Stackable Data Platform

No

Not Applicable

Not Required

Managed Services

S3 Object Storage

No

Not Applicable

Not Required

Managed Services

Backup Service

No

Not Applicable

Not Required

Managed Services

Monitoring Services

No

Not Applicable

Not Required

Managed Services

NAT Gateway

No

Not Applicable

Not Required

What has IONOS Cloud done?

IONOS Cloud is committed to the privacy and security of our customers' data. We are aware of this vulnerability and have already initiated the required steps to mitigate this vulnerability. We are also investigating the exposure and risk of this vulnerability for our customer’s products and instances.

We will provide necessary updates as we learn more.

How can I get help?

If you have further questions or concerns about this vulnerability, contact IONOS Cloud Support.

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