CVE-2018-1128
7.5 High
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
AI Score
Confidence
High
5.4 Medium
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:A/AC:M/Au:N/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
59.5%
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.
References
lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
tracker.ceph.com/issues/24836
www.openwall.com/lists/oss-security/2020/11/17/3
www.openwall.com/lists/oss-security/2020/11/17/4
access.redhat.com/errata/RHSA-2018:2177
access.redhat.com/errata/RHSA-2018:2179
access.redhat.com/errata/RHSA-2018:2261
access.redhat.com/errata/RHSA-2018:2274
bugzilla.redhat.com/show_bug.cgi?id=1575866
github.com/ceph/ceph/commit/5ead97120e07054d80623dada90a5cc764c28468
lists.debian.org/debian-lts-announce/2019/03/msg00017.html
www.debian.org/security/2018/dsa-4339
Related
7.5 High
CVSS3
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
AI Score
Confidence
High
5.4 Medium
CVSS2
Access Vector
ADJACENT_NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:A/AC:M/Au:N/C:P/I:P/A:P
0.002 Low
EPSS
Percentile
59.5%