Vulnerability CVE-2018-9861

Vulnerability Name:

CVE-2018-9861 (CCN-142056)

Assigned:

2018-04-18

Published:

2018-04-18

Updated:

2019-07-18

Summary:

Cross-site scripting (XSS) vulnerability in the Enhanced Image (aka image2) plugin for CKEditor (in versions 4.5.10 through 4.9.1; fixed in 4.9.2), as used in Drupal 8 before 8.4.7 and 8.5.x before 8.5.2 and other products, allows remote attackers to inject arbitrary web script through a crafted IMG element.

CVSS v3 Severity:

6.1 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:H/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): None

5.4 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:H/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): Low User Interaction (UI): Required
Scope:	Scope (S): Changed
Impact Metrics:	Confidentiality (C): Low Integrity (I): Low Availibility (A): None

CVSS v2 Severity:

4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): Partial Availibility (A): None

5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): None

Vulnerability Type:

CWE-79

Vulnerability Consequences:

Cross-Site Scripting

References:

Source: MITRE
Type: CNA
CVE-2018-9861

Source: BID
Type: UNKNOWN
103924

Source: XF
Type: UNKNOWN
drupal-core-ckeditor-cve20189861-xss(142056)

Source: CONFIRM
Type: Release Notes
https://github.com/ckeditor/ckeditor-dev/blob/master/CHANGES.md

Source: CCN
Type: SA-CORE-2018-003
Drupal core - Moderately critical - Cross Site Scripting

Source: CONFIRM
Type: Third Party Advisory
https://www.drupal.org/sa-core-2018-003

Source: MISC
Type: UNKNOWN
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-9861

Vulnerable Configuration:

Configuration 1:

cpe:/a:ckeditor:enhanced_image:*:*:*:*:*:ckeditor:*:* (Version >= 4.5.10 and < 4.9.2)

Configuration 2:

cpe:/a:drupal:drupal:*:*:*:*:*:*:*:* (Version >= 8.0.0 and < 8.4.7)

OR cpe:/a:drupal:drupal:*:*:*:*:*:*:*:* (Version >= 8.5.0 and < 8.5.2)

Configuration CCN 1:

cpe:/a:drupal:drupal:8.5.1:*:*:*:*:*:*:*

OR cpe:/a:drupal:drupal:8.4.6:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.xenial:def:201898610000000	V	CVE-2018-9861 on Ubuntu 16.04 LTS (xenial) - untriaged.	2018-04-19
oval:com.ubuntu.artful:def:20189861000	V	CVE-2018-9861 on Ubuntu 17.10 (artful) - untriaged.	2018-04-19
oval:com.ubuntu.xenial:def:20189861000	V	CVE-2018-9861 on Ubuntu 16.04 LTS (xenial) - untriaged.	2018-04-19
oval:com.ubuntu.disco:def:201898610000000	V	CVE-2018-9861 on Ubuntu 19.04 (disco) - untriaged.	2018-04-19
oval:com.ubuntu.bionic:def:20189861000	V	CVE-2018-9861 on Ubuntu 18.04 LTS (bionic) - untriaged.	2018-04-19
oval:com.ubuntu.cosmic:def:201898610000000	V	CVE-2018-9861 on Ubuntu 18.10 (cosmic) - untriaged.	2018-04-19
oval:com.ubuntu.cosmic:def:20189861000	V	CVE-2018-9861 on Ubuntu 18.10 (cosmic) - untriaged.	2018-04-19
oval:com.ubuntu.bionic:def:201898610000000	V	CVE-2018-9861 on Ubuntu 18.04 LTS (bionic) - untriaged.	2018-04-19
oval:com.ubuntu.trusty:def:20189861000	V	CVE-2018-9861 on Ubuntu 14.04 LTS (trusty) - untriaged.	2018-04-19

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