| Summary | 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. |
|---|---|
| Publication Date | July 10, 2018, 11:29 p.m. |
| Registration Date | March 1, 2021, 6:45 p.m. |
| Last Update | Nov. 21, 2024, 12:59 p.m. |
| CVSS3.0 : MEDIUM | |
| スコア | 6.5 |
|---|---|
| Vector | CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| 攻撃元区分(AV) | 隣接 |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃に必要な特権レベル(PR) | 不要 |
| 利用者の関与(UI) | 不要 |
| 影響の想定範囲(S) | 変更なし |
| 機密性への影響(C) | なし |
| 完全性への影響(I) | 高 |
| 可用性への影響(A) | なし |
| CVSS2.0 : LOW | |
| Score | 3.3 |
|---|---|
| Vector | AV:A/AC:L/Au:N/C:N/I:P/A:N |
| 攻撃元区分(AV) | 隣接 |
| 攻撃条件の複雑さ(AC) | 低 |
| 攻撃前の認証要否(Au) | 不要 |
| 機密性への影響(C) | なし |
| 完全性への影響(I) | 低 |
| 可用性への影響(A) | なし |
| Get all privileges. | いいえ |
| Get user privileges | いいえ |
| Get other privileges | いいえ |
| User operation required | いいえ |
| Configuration1 | or higher | or less | more than | less than | |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:ceph_storage_osd:2:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:ceph_storage_mon:2:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:ceph_storage:3:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:ceph_storage_osd:3:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:ceph_storage_mon:3:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:redhat:ceph_storage:1.3:*:*:*:*:*:*:* | |||||
| Configuration2 | or higher | or less | more than | less than | |
| cpe:2.3:a:ceph:ceph:12.2.1:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:13.2.1:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:13.2.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:12.2.7:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:12.2.6:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:12.2.5:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:12.2.4:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:12.2.3:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:12.2.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:12.2.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.11:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.10:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.9:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.8:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.7:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.6:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.5:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.4:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.3:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.2:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.1:*:*:*:*:*:*:* | |||||
| cpe:2.3:a:ceph:ceph:10.2.0:*:*:*:*:*:*:* | |||||
| Configuration3 | or higher | or less | more than | less than | |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | |||||
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | |||||
| Configuration4 | or higher | or less | more than | less than | |
| cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* | |||||
| Title | Ceph における認証に関する脆弱性 |
|---|---|
| Summary | Ceph には、認証に関する脆弱性が存在します。 |
| Possible impacts | 情報を改ざんされる可能性があります。 |
| Solution | ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。 |
| Publication Date | May 4, 2018, midnight |
| Registration Date | Oct. 9, 2018, 5:26 p.m. |
| Last Update | Oct. 9, 2018, 5:26 p.m. |
| レッドハット |
| Red Hat Ceph Storage |
| Red Hat Ceph Storage MON |
| Red Hat Ceph Storage OSD |
| Red Hat Enterprise Linux |
| Red Hat Enterprise Linux Desktop |
| Red Hat Enterprise Linux Server |
| Red Hat Enterprise Linux Workstation |
| Ceph project |
| Ceph |
| No | Changed Details | Date of change |
|---|---|---|
| 1 | [2018年10月09日] 掲載 |
Oct. 9, 2018, 5:26 p.m. |