CVE-2020-10736

Publication date 22 June 2020

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

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.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
ceph	20.10 groovy	Fixed 15.2.3-0ubuntu1
	20.04 LTS focal	Fixed 15.2.7-0ubuntu0.20.04.2
	19.10 eoan	Ignored end of life
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected

Notes

mdeslaur

introduced in 15.2.0 fixed in 15.2.3-0ubuntu0.20.04.1 in focal-updates, but not yet in security pocket.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
ceph	Upstream: c7e7009 Upstream: f2cf2ce

Severity score breakdown

Parameter	Value
Base score	8.0 · High
Attack vector	Adjacent
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-4706-1
Ceph vulnerabilities
28 January 2021