CVE Database›CVE-2018-1128

CVE-2018-1128

ceph: cephx protocol is vulnerable to replay attack

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Severity

Moderate

Red Hat Product Security

5.9

CVSS 3.0

Review impact separately from score.

Published · July 9, 2018

Updated · June 28, 2026

Description

It was found that cephx authentication protocol did not verify ceph clients correctly and was vulnerable to replay attack. Any attacker having access to the ceph cluster network who is also able to sniff packets on the network can use this vulnerability to authenticate with ceph service and perform actions allowed by ceph service.

Statement

Red Hat OpenStack Platform ships the flawed package, however RHOSP deployments use the ceph package directly from the Ceph channel. A RHOSP ceph update will therefore not be provided at this time, but please ensure that the underlying Red Hat Ceph Storage is updated.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5.9
CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:L

CWE-294 · Authentication Bypass by Capture-replay