Vulnerability CVE-2013-4155
Published: 2013-08-20   Modified: 2013-08-21

Description:
OpenStack Swift before 1.9.1 in Folsom, Grizzly, and Havana allows authenticated users to cause a denial of service ("superfluous" tombstone consumption and Swift cluster slowdown) via a DELETE request with a timestamp that is older than expected.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Openstack -> Folsom 
Openstack -> Grizzly 
Openstack -> Havana 
Openstack -> Swift 

 References:
https://review.openstack.org/#/c/40646/
https://review.openstack.org/#/c/40645/
https://review.openstack.org/#/c/40643/
https://bugs.launchpad.net/swift/+bug/1196932
http://www.openwall.com/lists/oss-security/2013/08/07/6
http://www.debian.org/security/2012/dsa-2737
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