OpenStack Object Storage (Swift) allows remote attackers to cause a denial of service
OpenStack Object Storage (Swift) before 2.4.0 does not properly close client 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.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | swift | < 2.4.0 | 2.4.0 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2016-0737
- https://access.redhat.com/errata/RHSA-2016:0126
- https://access.redhat.com/errata/RHSA-2016:0127
- https://access.redhat.com/errata/RHSA-2016:0128
- https://access.redhat.com/errata/RHSA-2016:0155
- https://access.redhat.com/errata/RHSA-2016:0328
- https://access.redhat.com/errata/RHSA-2016:0329
- https://access.redhat.com/security/cve/CVE-2016-0737
- https://bugs.launchpad.net/swift/+bug/1466549
- https://bugzilla.redhat.com/show_bug.cgi?id=1298924
- https://launchpad.net/swift/+milestone/2.4.0
- https://opendev.org/openstack/swift
- https://review.openstack.org/#/c/217750
- https://security.openstack.org/ossa/OSSA-2016-004.html
- https://web.archive.org/web/20200228001102/http://www.securityfocus.com/bid/81432
- https://pypi.org/project/swift
- https://github.com/advisories/GHSA-972c-cfv8-2hq8
- CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- Weakness (CWE)
-- Platform
- Python (PyPI)
- Package
swift- Disclosed
- 17.05.2022
- Updated
- 11.10.2026 13:18
Sources and licenses
OSV / GitHub Advisory Database - PYSEC-2026-929 - PyPA Advisory Database; CC BY 4.0
OSV / GitHub Advisory Database - GHSA-972c-cfv8-2hq8 - CC BY 4.0
Vulnerability history: swift
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 14
- First → latest
- 01.2014 06.2026
- Without a fix
- 1
- Exploited in attacks
- 0
Severity breakdown
- Critical 1
- High 5
- Medium 7
- Low 1
Disclosures per year
- 2017: 0
- 2018: 0
- 2019: 0
- 2020: 0
- 2021: 1
- 2022: 9
- 2023: 1
- 2024: 0
- 2025: 0
- 2026: 2
earlier: 1
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OpenStack Object Storage (Swift) allows remote attackers to cause a denial of service this entry
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