CVE-2018-1128
It was found that cephx authentication protocol did not verify ceph clients correctly and was vulnerable to replay attack. Any attacker…
- 7.5HighCVSS base score
- 1.4%Exploitation in 30 daysEPSS · top 28% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 7 months later
· 7 months later
Published
- 6 years later
· 6 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.5 | CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.4% · top 28% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
- affected All versions in branches master, mimic, luminous and jewel
References
12
- RHSA-2018:2261 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2177 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://github.com/ceph/ceph/commit/5ead97120e07054d80623dada90a5cc764c28468 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2018:2179 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2274 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-4339 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [debian-lts-announce] 20190315 [SECURITY] [DLA 1715-1] linux-4.9 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://tracker.ceph.com/issues/24836 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1575866 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2019:1284 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20201117 CVE-2020-25677 ceph: CEPHX_V2 replay attack protection lost (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20201117 Re: CVE-2020-25677 ceph: CEPHX_V2 replay attack protection lost (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2018-11772 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2018-1128)Record last updated .