#VU114318 HTTP response splitting in Ceph - CVE-2021-3524

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Main Vulnerability Database Vulnerabilities #VU114318

#VU114318 HTTP response splitting in Ceph - CVE-2021-3524

Published: August 21, 2025


Vulnerability identifier: #VU114318
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-3524
CWE-ID: CWE-113
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Ceph
Software vendor:
Red Hat Inc.

Description

The vulnerability allows a remote attacker to perform HTTP splitting attacks.

The vulnerability exists due to software does not correctly process CRLF character sequences. A remote attacker can send specially crafted request containing CRLF sequence and make the application to send a split HTTP response.

Successful exploitation of the vulnerability may allow an attacker perform cache poisoning attack.


Remediation

Install updates from vendor's website.

External links