Security Bulletin: IBM API Connect's Developer Portal is impacted by multiple vulnerabilities in Drupal core.

Vulnerability Details

CVEID:   CVE-2020-13669
DESCRIPTION:   Drupal core is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the built-in CKEditor image caption functionality. A remote authenticated attacker could exploit this vulnerability to execute script in a victim's Web browser within the security context of the hosting Web site. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
CVSS Base score: 5.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188374 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

CVEID:   CVE-2020-13670
DESCRIPTION:   Drupal core could allow a remote attacker to obtain sensitive information, caused by a flaw in the File module. By guessing the ID of the file, an attacker could exploit this vulnerability to gain access to the file metadata of a restricted permanent private file.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188376 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID:   CVE-2020-13668
DESCRIPTION:   Drupal core is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability to execute script in a victim's Web browser within the security context of the hosting Web site. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
CVSS Base score: 6.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188373 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

CVEID:   CVE-2020-13666
DESCRIPTION:   Drupal core is vulnerable to cross-site scripting, caused by the failure to disable JSONP by the AJAX API. A remote authenticated attacker could exploit this vulnerability to execute script in a victim's Web browser within the security context of the hosting Web site. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials.
CVSS Base score: 5.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188372 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

CVEID:   CVE-2020-13667
DESCRIPTION:   Drupal core could allow a remote attacker to bypass security restrictions, caused by insufficiently checking access permissions when switching workspaces. By sending a specially crafted request, an attacker could exploit this vulnerability to view content before the site owner intends people to see the content.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188375 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)