Improper Input Validation Affecting ceph package, versions <10.2.11-2+deb9u1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.24% (62nd percentile)

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  • Snyk IDSNYK-DEBIAN9-CEPH-1278586
  • published19 May 2021
  • disclosed17 May 2021

Introduced: 17 May 2021

CVE-2021-3524  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:9 ceph to version 10.2.11-2+deb9u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ceph package and not the ceph package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

A flaw was found in the Red Hat Ceph Storage RadosGW (Ceph Object Gateway) in versions before 14.2.21. 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. In addition, the prior bug fix for CVE-2020-10753 did not account for the use of \r as a header separator, thus a new flaw has been created.

CVSS Scores

version 3.1