CVE-2020-10753

Publication date 26 June 2020

Last updated 18 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A flaw was found in the Red Hat Ceph Storage RadosGW (Ceph Object Gateway). The vulnerability is related to the injection of HTTP headers via a CORS ExposeHeader tag. The newline character in the ExposeHeader tag in the CORS configuration file generates a header injection in the response when the CORS request is made. Ceph versions 3.x and 4.x are vulnerable to this issue.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
ceph	25.04 plucky	Fixed 15.2.5-0ubuntu1
	24.10 oracular	Fixed 15.2.5-0ubuntu1
	24.04 LTS noble	Fixed 15.2.5-0ubuntu1
	23.10 mantic	Fixed 15.2.5-0ubuntu1
	23.04 lunar	Fixed 15.2.5-0ubuntu1
	22.10 kinetic	Fixed 15.2.5-0ubuntu1
	22.04 LTS jammy	Fixed 15.2.5-0ubuntu1
	21.10 impish	Fixed 15.2.5-0ubuntu1
	21.04 hirsute	Fixed 15.2.5-0ubuntu1
	20.10 groovy	Fixed 15.2.5-0ubuntu1
	20.04 LTS focal	Fixed 15.2.7-0ubuntu0.20.04.2
	19.10 eoan	Ignored end of life
	18.04 LTS bionic	Fixed 12.2.13-0ubuntu0.18.04.4
	16.04 LTS xenial	Fixed 10.2.11-0ubuntu0.16.04.3
	14.04 LTS trusty	Ignored changes too intrusive

Notes

mdeslaur

fixed in 15.2.5-0ubuntu0.20.04.1 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: 46817f3

Severity score breakdown

Parameter	Value
Base score	5.4 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	Low
Integrity impact	Low
Availability impact	None
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N