Vulnerability Monitor

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CVE-2019-25076

The TSS (Tuple Space Search) algorithm in Open vSwitch 2.x through 2.17.2 and 3.0.0 allows remote attackers to cause a denial of service (delays of legitimate traffic) via crafted packet data that requires excessive evaluation time within the packet classification algorithm for the MegaFlow cache, aka a Tuple Space Explosion (TSE) attack.

Published

2022-09-08T23:15:10.447

Last Modified

2024-11-21T04:39:53.700

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.8 (MEDIUM)

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	openvswitch	openvswitch	≤ 2.17.2	Yes
Application	openvswitch	openvswitch	3.0.0	Yes

References

https://arxiv.org/abs/2011.09107 Third Party Advisory ([email protected])
https://dl.acm.org/citation.cfm?doid=3359989.3365431 Third Party Advisory ([email protected])
https://sites.google.com/view/tuple-space-explosion Exploit, Third Party Advisory ([email protected])
https://www.youtube.com/watch?v=5cHpzVK0D28 Exploit, Third Party Advisory ([email protected])
https://www.youtube.com/watch?v=DSC3m-Bww64 Exploit, Third Party Advisory ([email protected])
https://arxiv.org/abs/2011.09107 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://dl.acm.org/citation.cfm?doid=3359989.3365431 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://sites.google.com/view/tuple-space-explosion Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.youtube.com/watch?v=5cHpzVK0D28 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.youtube.com/watch?v=DSC3m-Bww64 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)