CVE-2022-43757 Rancher: Exposure of sensitive fields
Users on managed clusters can access cleartext stored credentials, potentially leading to privilege escalation and data exposure.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-43757?
CVE-2022-43757 is a critical vulnerability in SUSE Rancher, published on 7 Feb 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A Cleartext Storage of Sensitive Information vulnerability in SUSE Rancher allows users on managed clusters to gain access to credentials. The impact depends on the credentials exposed This issue affects: SUSE Rancher Rancher versions prior to 2.5.17; Rancher versions prior to 2.6.10; Rancher versions prior to 2.7.1.
Weakness: CWE-312
Which versions are affected by CVE-2022-43757?
6 open source packages ship an affected version, including github.com/rancher/rancher. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
github.com/rancher/rancher Go | From 2.5.0 | 2.5.17 |
github.com/rancher/rancher Go | From 2.5.0 | 2.5.17 |
github.com/rancher/rancher Go | From 2.6.0 | 2.6.10 |
github.com/rancher/rancher Go | From 2.6.0 | 2.6.10 |
github.com/rancher/rancher Go | From 2.7.0 | 2.7.1 |
github.com/rancher/rancher Go | From 2.7.0 | 2.7.1 |
Products include Suse Rancher.
How do I fix CVE-2022-43757?
Upgrade github.com/rancher/rancher to a fixed version for your release line: 2.5.17, 2.6.10 or 2.7.1.
Is CVE-2022-43757 being exploited?
There is no known exploitation of CVE-2022-43757 in the wild and no public exploit code.
Other vulnerabilities in SUSE Rancher
- CVE-2023-22647 Rancher vulnerable to Privilege Escalation via manipulation of Secrets
- CVE-2023-22651 Rancher Webhook is misconfigured during upgrade process
- CVE-2021-36782 Rancher: Plaintext storage and exposure of credentials in Rancher API and cluster.management.cattle.io object
- CVE-2021-36783 Rancher: Failure to properly sanitize credentials in cluster template answers
- CVE-2019-11202 Rancher Recreates Default User With Known Password Despite Deletion
Sources
Also known as GHSA-cq4p-vp5q-4522.