Security Bulletin
Summary
IBM API Connect has addressed the following vulnerabilities.
Vulnerability Details
CVEID: CVE-2021-26271
DESCRIPTION: CKEditor is vulnerable to a denial of service, caused by a regular expression denial of service (ReDoS) flaw in the Advanced Tab for Dialogs plugin. By persuading a victim to paste specially-crafted text into the Styles input of specific dialogs, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195665 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2021-26272
DESCRIPTION: CKEditor is vulnerable to a denial of service, caused by a regular expression denial of service (ReDoS) flaw in the Autolink plugin. By persuading a victim to paste specially-crafted URL-like text, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/195667 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| API Connect | API Connect V10.0.1.4 |
| API Connect | V2018.4.1.0-2018.4.1.17 |
Remediation/Fixes
| Affected Product | Addressed in VRMF | APAR | Remediation/First Fix |
|
IBM API Connect
V2018.4.1.0-2018.4.1.16
| 2018.4.1.17 | LI82298 |
Addressed in IBM API Connect V2018.4.1.17. Developer Portal is impacted. Follow this link and find the appropriate package.
|
|
IBM API Connect
V10.0.0.0-V10.0.1.2
| 10.0.1.4 |
LI82298 |
Addressed in IBM API Connect V10.0.1.4 Developer Portal is impacted. Follow this link and find the appropriate package.
|
|
IBM API Connect
V10.0.1-10.0.2
| 10.0.3 |
LI82298 |
Addressed in IBM API Connect 10.0.3 Developer Portal is impacted. Follow this link and find the appropriate package.
|
Workarounds and Mitigations
None
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References
Change History
25 Aug 2021: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
25 August 2021
UID
ibm16483707