Vulnerability Name:

CVE-2018-1084

Assigned:2017-12-04
Published:2018-04-12
Updated:2018-05-17
Summary:corosync before version 2.4.4 is vulnerable to an integer overflow in exec/totemcrypto.c.
CVSS v3 Severity:9.8 Critical (CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
7.5 High (CCN CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (REDHAT CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (REDHAT Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-190
CWE-190
CWE-125
References:Source: BID
Type: VENDOR_ADVISORY
103758

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2018:1169

Source: MISC
Type: VENDOR_ADVISORY
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1084

Source: XF
Type: UNKNOWN
corosync-cve20181084-dos(141586)

Source: DEBIAN
Type: VENDOR_ADVISORY
DSA-4174

Vulnerable Configuration:Configuration 1:
  • cpe:/a:corosync:corosync:2.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:corosync:corosync:2.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:corosync:corosync:2.0.2:*:*:*:*:*:*:*
  • OR cpe:/a:corosync:corosync:2.0.3:*:*:*:*:*:*:*
  • OR cpe:/a:corosync:corosync:2.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:corosync:corosync:2.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:corosync:corosync:2.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:corosync:corosync:2.3.0:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

  • Configuration 3:
  • cpe:/o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*

  • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20181084
    V
    CVE-2018-1084
    2018-08-15
    oval:com.redhat.rhsa:def:20181169
    P
    RHSA-2018:1169: corosync security update (Important)
    2018-04-17
    oval:com.ubuntu.artful:def:20181084000
    V
    CVE-2018-1084 on Ubuntu 17.10 (artful) - medium.
    2018-04-13
    oval:com.ubuntu.xenial:def:20181084000
    V
    CVE-2018-1084 on Ubuntu 16.04 LTS (xenial) - medium.
    2018-04-13
    oval:com.ubuntu.trusty:def:20181084000
    V
    CVE-2018-1084 on Ubuntu 14.04 LTS (trusty) - medium.
    2018-04-13
    BACK
    corosync corosync 2.0.0
    corosync corosync 2.0.1
    corosync corosync 2.0.2
    corosync corosync 2.0.3
    corosync corosync 2.1.0
    corosync corosync 2.1.1
    corosync corosync 2.2.0
    corosync corosync 2.3.0
    debian debian linux 9.0
    redhat enterprise linux server 7.0