CVE-2020-10736 Missing authorization in ceph
Authenticated clients can bypass authorization checks in Ceph daemons to modify configurations and potentially escalate privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-10736?
CVE-2020-10736 is a high-severity missing authorization vulnerability in [UNKNOWN] ceph, published on 22 Jun 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An authorization bypass vulnerability was found in Ceph versions 15.2.0 before 15.2.2, where the ceph-mon and ceph-mgr daemons do not properly restrict access, resulting in gaining access to unauthorized resources. This flaw allows an authenticated client to modify the configuration and possibly conduct further attacks.
Weakness: CWE-285
Which versions are affected by CVE-2020-10736?
1 open source package ship an affected version, including ceph. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
ceph Bitnami | From 15.2.0 | 15.2.2 |
Products include Linuxfoundation Ceph.
How do I fix CVE-2020-10736?
Upgrade ceph to 15.2.2 or later.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2020-10736 being exploited?
There is no known exploitation of CVE-2020-10736 in the wild and no public exploit code.
Other vulnerabilities in [UNKNOWN] ceph
Sources
Also known as BIT-ceph-2020-10736, GHSA-7hf6-hcxg-35gw, UBUNTU-CVE-2020-10736.