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CVE Record

CVE-2018-1129: A flaw was found in the way signature calculation was handled by cephx authentication protocol.

A flaw was found in the way signature calculation was handled by cephx authentication protocol. An attacker having access to ceph cluster network who is able to alter the message payload was able to bypass signature checks done by cephx protocol. Ceph branches master, mimic, luminous and jewel are believed to be vulnerable.

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysis

Security readout for executives and security teams

CVE-2018-1129 affects Ceph’s cephx authentication. A network-positioned attacker on the Ceph cluster network who can alter message payloads could make modified messages pass signature validation. Exposure depends on whether vulnerable Ceph branches are still present and reachable on cluster networks. Most likely exposure is internal Ceph storage environments running the named branches or downstream packages from affected distributions. Internet exposure is not indicated in the source bundle; the described attacker needs access to the Ceph cluster network. Prioritize remediation for production Ceph clusters because this affects authentication trust inside storage infrastructure. Urgency is highest where cluster networks are shared, weakly segmented, or include less-trusted systems. Mitigation focus: Identify Ceph clusters running master, mimic, luminous, or jewel-era packages.; Apply relevant vendor security updates from Red Hat, Debian, SUSE, or upstream Ceph guidance.; Restrict Ceph cluster network access to trusted hosts only..

Prepared

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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cwe · medium confidence lookup

CWE-284: Authorization and privilege behavior lookup

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cve · low confidence lookup

CVE-2018-1129 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
9Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
Red Hat, Inc.cephall versions in branches master, mimic, luminous and jewelListed
Weakness

CWE details

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CWE-284 · source CWE mapping

Improper Access Control

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