Vulnerability Name:

CVE-2018-6532

Assigned:2018-02-27
Published:2018-02-27
Updated:2018-03-23
Summary:An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
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
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
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): Low
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-400
References:Source: MITRE
Type: CNA
CVE-2018-6532

Source: CONFIRM
Type: Third Party Advisory
https://github.com/Icinga/icinga2/pull/6103

Vulnerable Configuration:Configuration 1:
  • cpe:/a:icinga:icinga:*:*:*:*:*:*:*:* (Version >= 2.0.0 and <= 2.8.0)

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201865320000000
    V
    		CVE-2018-6532 on Ubuntu 16.04 LTS (xenial) - untriaged.
    2018-02-27
    oval:com.ubuntu.artful:def:20186532000
    V
    		CVE-2018-6532 on Ubuntu 17.10 (artful) - untriaged.
    2018-02-27
    oval:com.ubuntu.xenial:def:20186532000
    V
    		CVE-2018-6532 on Ubuntu 16.04 LTS (xenial) - untriaged.
    2018-02-27
    oval:com.ubuntu.disco:def:201865320000000
    V
    		CVE-2018-6532 on Ubuntu 19.04 (disco) - untriaged.
    2018-02-27
    oval:com.ubuntu.bionic:def:20186532000
    V
    		CVE-2018-6532 on Ubuntu 18.04 LTS (bionic) - untriaged.
    2018-02-27
    oval:com.ubuntu.cosmic:def:201865320000000
    V
    		CVE-2018-6532 on Ubuntu 18.10 (cosmic) - untriaged.
    2018-02-27
    oval:com.ubuntu.cosmic:def:20186532000
    V
    		CVE-2018-6532 on Ubuntu 18.10 (cosmic) - untriaged.
    2018-02-27
    oval:com.ubuntu.bionic:def:201865320000000
    V
    		CVE-2018-6532 on Ubuntu 18.04 LTS (bionic) - untriaged.
    2018-02-27
    oval:com.ubuntu.trusty:def:20186532000
    V
    		CVE-2018-6532 on Ubuntu 14.04 LTS (trusty) - untriaged.
    2018-02-27
    BACK
    icinga icinga *