What’s Vulnerable › Vulnerabilities
CVE-2020-10753
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2020-06-26 · updated 2026-06-17
- Weakness: CWE-113
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.
Affected products
- Canonical Ubuntu Linux: 16.04, 18.04
- Fedoraproject Fedora: 32
- [UNKNOWN] ceph: before 14.2.21 — fixed in 14.2.21
- openSUSE Leap: 15.1
- Red Hat Ceph Storage: 3.0, 4.0
- OpenStack: 15
How to fix
Upgrade to a fixed version: [UNKNOWN] ceph 14.2.21. Check the vendor advisory for mitigations.
References
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00062.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10753
- https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFU7LXEL2UZE565FJBTY7UGH2O7ZUBVS/
- https://security.gentoo.org/glsa/202105-39
- https://usn.ubuntu.com/4528-1/
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00062.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10753
- https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFU7LXEL2UZE565FJBTY7UGH2O7ZUBVS/
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