CVE-2021-3531

    Dashboard / Vulnerabilities / CVE-2021-3531

    CVE-2021-3531

    Published: 18 May 2021Last Modified: 8 Jul 2026

    Summary:

    Details: A flaw was found in the Red Hat Ceph Storage RGW in versions before 14.2.21. When processing a GET Request for a swift URL that ends with two slashes it can cause the rgw to crash, resulting in a denial of service. The greatest threat to the system is of availability.

    References: https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FX5ZHI5L7FOHXOSEV3TYBAL66DMLJ7V5/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPCJN2YDZCBMF4FOJXSTAADKFGEQEO7O/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZRUNDH2TJRZRWL3DCH2PQ6KROWTPQ7AJ/, http://www.openwall.com/lists/oss-security/2021/05/14/5, http://www.openwall.com/lists/oss-security/2021/05/17/7, https://bugzilla.redhat.com/show_bug.cgi?id=1955326

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -5ef401921d7a88aea18ec7558f7f9374ebd8f5a6

    Affected versions

    v14.2.20
    v14.2.19
    v14.2.18
    v14.2.17
    v14.2.13
    v14.2.16
    v14.2.15
    v14.2.14
    v14.2.12
    v14.2.11
    v14.2.10
    v14.2.8
    v14.2.5
    v14.2.7
    v14.2.6
    v14.2.3
    v14.2.2
    v14.2.1
    v14.2.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-3531 | CVE-DB