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
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.
Last updated