USN-4528-1: Ceph vulnerabilities

22 September 2020

Several security issues were fixed in Ceph.

Releases

Packages

  • ceph - distributed storage and file system

Details

Adam Mohammed discovered that Ceph incorrectly handled certain CORS
ExposeHeader tags. A remote attacker could possibly use this issue to
preform an HTTP header injection attack. (CVE-2020-10753)

Lei Cao discovered that Ceph incorrectly handled certain POST requests with
invalid tagging XML. A remote attacker could possibly use this issue to
cause Ceph to crash, leading to a denial of service. This issue only
affected Ubuntu 18.04 LTS. (CVE-2020-12059)

Robin H. Johnson discovered that Ceph incorrectly handled certain S3
requests. A remote attacker could possibly use this issue to perform a
XSS attack. (CVE-2020-1760)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.