CVE-2018-1129
3.3 Low
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:A/AC:L/Au:N/C:N/I:P/A:N
6.5 Medium
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
7 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
56.0%
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.
Affected configurations
References
lists.opensuse.org/opensuse-security-announce/2019-04/msg00100.html
packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html
tracker.ceph.com/issues/24837
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=1576057
github.com/ceph/ceph/commit/8f396cf35a3826044b089141667a196454c0a587
lists.debian.org/debian-lts-announce/2019/03/msg00017.html
www.debian.org/security/2018/dsa-4339
Related
3.3 Low
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:A/AC:L/Au:N/C:N/I:P/A:N
6.5 Medium
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
7 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
56.0%