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    CVE-2018-1129

    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.

    Published:Jul 9, 2018
    Last Modified:Nov 21, 2024
    EPS:Jul 10, 2018
    EPSS Score:0.00144
    CVSS Score:6.5

    Affected Products

    Vendor
    Ceph
    Product
    Ceph
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Opensuse
    Product
    Leap
    Vendor
    Redhat
    Product
    Ceph Storage
    Vendor
    Redhat
    Product
    Ceph Storage Mon
    Vendor
    Redhat
    Product
    Ceph Storage Osd
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-114 Authentication Abuse
    CAPEC-115 Authentication Bypass
    CAPEC-151 Identity Spoofing
    CAPEC-19 Embedding Scripts within Scripts
    CAPEC-194 Fake the Source of Data
    CAPEC-22 Exploiting Trust in Client
    CAPEC-441 Malicious Logic Insertion
    CAPEC-478 Modification of Windows Service Configuration
    CAPEC-479 Malicious Root Certificate
    CAPEC-502 Intent Spoof
    CAPEC-503 WebView Exposure
    CAPEC-536 Data Injected During Configuration
    CAPEC-546 Incomplete Data Deletion in a Multi-Tenant Environment
    CAPEC-550 Install New Service
    CAPEC-551 Modify Existing Service
    CAPEC-552 Install Rootkit
    CAPEC-556 Replace File Extension Handlers
    CAPEC-558 Replace Trusted Executable
    CAPEC-562 Modify Shared File
    CAPEC-563 Add Malicious File to Shared Webroot
    CAPEC-564 Run Software at Logon
    CAPEC-57 Utilizing REST's Trust in the System Resource to Obtain Sensitive Data
    CAPEC-578 Disable Security Software
    CAPEC-593 Session Hijacking
    CAPEC-633 Token Impersonation
    CAPEC-650 Upload a Web Shell to a Web Server
    CAPEC-94 Adversary in the Middle (AiTM)

    Related CVEs

    CVE-2025-30156 (CVSS 8.9) — Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions pri…
    CVE-2026-50152 (CVSS 9.1) — Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions pri…
    CVE-2026-54330 (CVSS 8.1) — Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions pri…
    CVE-2026-39944 (CVSS 8.8) — Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions pri…
    CVE-2025-52555 (CVSS 6.5) — Ceph is a distributed object, block, and file storage platform. In versions 17.2.7, 18.2.1 through 18.2.4, and…
    CVE-2020-1700 (CVSS 6.5) — A flaw was found in the way the Ceph RGW Beast front-end handles unexpected disconnects. An authenticated atta…
    CVE-2019-10222 (CVSS 7.5) — A flaw was found in the Ceph RGW configuration with Beast as the front end handling client requests. An unauth…
    CVE-2018-10861 (CVSS 8.1) — A flaw was found in the way ceph mon handles user requests. Any authenticated ceph user having read access to …
    CVE-2017-12155 (CVSS 6.3) — A resource-permission flaw was found in the openstack-tripleo-heat-templates package where ceph.client.opensta…
    CVE-2017-7519 (CVSS 2.3) — In Ceph, a format string flaw was found in the way libradosstriper parses input from user. A user could crash …

    References

    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
    http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html
    http://tracker.ceph.com/issues/24837
    https://access.redhat.com/errata/RHSA-2018:2177
    https://access.redhat.com/errata/RHSA-2018:2179
    https://access.redhat.com/errata/RHSA-2018:2261
    https://access.redhat.com/errata/RHSA-2018:2274
    https://bugzilla.redhat.com/show_bug.cgi?id=1576057
    https://github.com/ceph/ceph/commit/8f396cf35a3826044b089141667a196454c0a587
    https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
    https://www.debian.org/security/2018/dsa-4339
    http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
    http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html
    http://tracker.ceph.com/issues/24837
    https://access.redhat.com/errata/RHSA-2018:2177
    https://access.redhat.com/errata/RHSA-2018:2179
    https://access.redhat.com/errata/RHSA-2018:2261
    https://access.redhat.com/errata/RHSA-2018:2274
    https://bugzilla.redhat.com/show_bug.cgi?id=1576057
    https://github.com/ceph/ceph/commit/8f396cf35a3826044b089141667a196454c0a587
    https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
    https://www.debian.org/security/2018/dsa-4339

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High