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Ubuntu Security Notice USN-4528-1

Ubuntu Security Notice USN-4528-1
Posted Sep 22, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4528-1 - Adam Mohammed discovered that Ceph incorrectly handled certain CORS ExposeHeader tags. A remote attacker could possibly use this issue to perform an HTTP header injection attack. 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. Various other issues were also addressed.

tags | advisory, remote, web, denial of service
systems | linux, ubuntu
advisories | CVE-2020-10753, CVE-2020-12059, CVE-2020-1760
SHA-256 | 1f8ff8e5a19c6a860564579db5b280092ff21ca26f8f1cdd7b29616059e8da49

Ubuntu Security Notice USN-4528-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4528-1
September 22, 2020

ceph vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Ceph.

Software Description:
- 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 LTS:
ceph 12.2.13-0ubuntu0.18.04.4
ceph-base 12.2.13-0ubuntu0.18.04.4
ceph-common 12.2.13-0ubuntu0.18.04.4

Ubuntu 16.04 LTS:
ceph 10.2.11-0ubuntu0.16.04.3
ceph-common 10.2.11-0ubuntu0.16.04.3

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

References:
https://usn.ubuntu.com/4528-1
CVE-2020-10753, CVE-2020-12059, CVE-2020-1760

Package Information:
https://launchpad.net/ubuntu/+source/ceph/12.2.13-0ubuntu0.18.04.4
https://launchpad.net/ubuntu/+source/ceph/10.2.11-0ubuntu0.16.04.3
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