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    CVE-2016-0738

    OpenStack Object Storage (Swift) before 2.3.1 (Kilo), 2.4.x, and 2.5.x before 2.5.1 (Liberty) do not properly close server connections, which allows remote attackers to cause a denial of service (proxy-server resource consumption) via a series of interrupted requests to a Large Object URL.

    Published:Jan 20, 2016
    Last Modified:Apr 12, 2025
    EPS:Jan 29, 2016
    EPSS Score:0.05795
    CVSS Score:7.5

    Affected Products

    Vendor
    Openstack
    Product
    Swift
    Vendor
    Redhat
    Product
    Openstack
    Vendor
    Redhat
    Product
    Storage

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-71190 (CVSS 8.7) — In OpenStack Swift through 2.38.0, the proxy server Accept header parser contains a regular expression vulnera…
    CVE-2026-71192 (CVSS 6) — In OpenStack Swift through 2.38.0, the S3API middleware does not sanitize Swift-native control headers (X-Copy…
    CVE-2026-71191 (CVSS 6) — In OpenStack Swift through 2.38.0, S3API middleware does not enforce that semantic x-amz-* headers are covered…
    CVE-2026-50221 (CVSS 5.3) — In OpenStack Swift before 2.37.2, proxy-server does not strip internal update headers (X-Container-Host, X-Con…
    CVE-2026-49017 (CVSS 7.1) — In OpenStack Swift before 2.36.2 and 2.37.2, s3api middleware enters an infinite loop when processing a trunca…
    CVE-2022-47950 (CVSS 6.5) — An issue was discovered in OpenStack Swift before 2.28.1, 2.29.x before 2.29.2, and 2.30.0. By supplying craft…
    CVE-2017-8761 (CVSS 4.3) — In OpenStack Swift through 2.10.1, 2.11.0 through 2.13.0, and 2.14.0, the proxy-server logs full tempurl paths…
    CVE-2017-16613 (CVSS 9.8) — An issue was discovered in middleware.py in OpenStack Swauth through 1.2.0 when used with OpenStack Swift thro…
    CVE-2016-0737 (CVSS 7.5) — OpenStack Object Storage (Swift) before 2.4.0 does not properly close client connections, which allows remote …
    CVE-2015-5223 (CVSS 5) — OpenStack Object Storage (Swift) before 2.4.0 allows attackers to obtain sensitive information via a PUT tempu…

    References

    http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176713.html
    http://rhn.redhat.com/errata/RHSA-2016-0128.html
    http://rhn.redhat.com/errata/RHSA-2016-0155.html
    http://rhn.redhat.com/errata/RHSA-2016-0329.html
    http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
    http://www.securityfocus.com/bid/81432
    https://bugs.launchpad.net/cloud-archive/+bug/1493303
    https://github.com/openstack/swift/blob/master/CHANGELOG
    https://security.openstack.org/ossa/OSSA-2016-004.html
    http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176713.html
    http://rhn.redhat.com/errata/RHSA-2016-0128.html
    http://rhn.redhat.com/errata/RHSA-2016-0155.html
    http://rhn.redhat.com/errata/RHSA-2016-0329.html
    http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
    http://www.securityfocus.com/bid/81432
    https://bugs.launchpad.net/cloud-archive/+bug/1493303
    https://github.com/openstack/swift/blob/master/CHANGELOG
    https://security.openstack.org/ossa/OSSA-2016-004.html

    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