CVE-2020-1700

MEDIUM

Ceph - Authenticated Denial of Service via RGW Beast Front-End Disconnect Handling

Title source: llm
STIX 2.1

Description

A flaw was found in the way the Ceph RGW Beast front-end handles unexpected disconnects. An authenticated attacker can abuse this flaw by making multiple disconnect attempts resulting in a permanent leak of a socket connection by radosgw. This flaw could lead to a denial of service condition by pile up of CLOSE_WAIT sockets, eventually leading to the exhaustion of available resources, preventing legitimate users from connecting to the system.

References (4)

Core 4
Core References
Mailing List, Third Party Advisory vendor-advisory
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00009.html
Third Party Advisory vendor-advisory
https://usn.ubuntu.com/4304-1/
Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1700

Scores

CVSS v3 6.5
EPSS 0.0031
EPSS Percentile 54.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-400
Status published
Products (5)
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 19.10
ceph/ceph
opensuse/leap 15.1
redhat/openshift_container_storage 4.2
Published Feb 07, 2020
Tracked Since Feb 18, 2026