Security Bulletin
Summary
IBM Event Streams is affected by the following vulnerabilities in the included Node.js runtime that is used for the UI and Schema Registry
Vulnerability Details
CVEID: CVE-2020-8277
DESCRIPTION: Node.js is vulnerable to a denial of service. By getting the application to resolve a DNS record with a larger number of responses, an attacker could exploit this vulnerability to trigger a DNS request for a host of their choice resulting in a denial of service.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/191755 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-2020-8201
DESCRIPTION: Node.js is vulnerable to HTTP request smuggling, caused by CR-to-Hyphen conversion. By sending specially crafted HTTP request headers, an attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.
CVSS Base score: 7.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188591 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)
CVEID: CVE-2020-8252
DESCRIPTION: Node.js is vulnerable to a buffer overflow, caused by improper bounds checking by the libuv's fs.realpath.native. By sending an overly long argument, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause a denial of service.
CVSS Base score: 7.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188593 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
CVEID: CVE-2020-8251
DESCRIPTION: Node.js is vulnerable to a denial of service, caused by delayed unfinished HTTP/1.1 requests submission. An attacker could exploit this vulnerability to make the server unable to accept new connections and exhaust all available resources.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188592 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-2020-8237
DESCRIPTION: Node.js json-bigint module is vulnerable to a denial of service, caused by a prototype pollution flaw. By adding or modifying Object properties, a remote attacker could exploit this vulnerability cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188526 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-2020-8158
DESCRIPTION: Node.js TypeORM module is vulnerable to a denial of service, caused by a prototype pollution flaw. By adding or modifying Object properties, a remote attacker could exploit this vulnerability cause a denial of service condition or SQL injection attacks.
CVSS Base score: 7.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/188521 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM Event Streams | 2019.2.1 |
|
IBM Event Streams |
2019.4.x |
|
IBM Event Streams in IBM Cloud Pak for Integration | 10.x |
Remediation/Fixes
Upgrade to IBM Event Streams 10.2.0 by following the upgrading and migrating documentation.
Upgrade from IBM Event Streams 2019.2.1 and 2019.4.x to the latest Fix Pack.
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
18 Dec 2020: 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:
15 January 2021
UID
ibm16395504