What’s Vulnerable › Vulnerabilities

CVE-2018-1128

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-10 · updated 2026-06-17
• Weakness: CWE-294

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 ceph cluster network who is able to sniff packets on network can use this vulnerability to authenticate with ceph service and perform actions allowed by ceph service. Ceph branches master, mimic, luminous and jewel are believed to be vulnerable.

Affected products

• Debian Linux: 8.0, 9.0
• openSUSE Leap: 15.0
• ceph: from 10.2.0 through 13.2.1
• Red Hat Ceph Storage: 3
• RedHat Ceph Storage Mon: 2, 3
• RedHat Ceph Storage Osd: 2, 3
• Red Hat Enterprise Linux: 7.0
• RedHat Enterprise Linux Desktop: 7.0
• RedHat Enterprise Linux Server: 7.0
• RedHat Enterprise Linux Workstation: 7.0

References

• http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
• http://tracker.ceph.com/issues/24836
• http://www.openwall.com/lists/oss-security/2020/11/17/3
• http://www.openwall.com/lists/oss-security/2020/11/17/4
• 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=1575866
• https://github.com/ceph/ceph/commit/5ead97120e07054d80623dada90a5cc764c28468
• https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
• https://www.debian.org/security/2018/dsa-4339

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