Improper Neutralization of Special Elements in Output Used by a Downstream Component in Ceph - CVE-2020-10753
Published: June 26, 2020 / Updated: November 24, 2020
Vulnerability identifier: #VU48628
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-10753
CWE-ID: CWE-74
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Ceph
Ceph
Software vendor:
Red Hat Inc.
Red Hat Inc.
Description
The vulnerability allows a remote non-authenticated attacker to manipulate data.
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.
Remediation
Install update from vendor's website.