Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Adjacent_network
0

CVE-2018-1128

Disclosure Date: July 10, 2018 •
CVE-2018-1128 CVSS v3 Base Score: 7.5
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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.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
5.9
Exploitability Score:
1.6
Vector:
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Adjacent_network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
ceph All versions in branches master, mimic, luminous and jewel
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • debian,
  • opensuse,
  • redhat

Products

  • ceph,
  • ceph storage 3,
  • ceph storage mon 2,
  • ceph storage mon 3,
  • ceph storage osd 2,
  • ceph storage osd 3,
  • debian linux 8.0,
  • debian linux 9.0,
  • enterprise linux 7.0,
  • enterprise linux desktop 7.0,
  • enterprise linux server 7.0,
  • enterprise linux workstation 7.0,
  • leap 15.0
Technical Analysis