Security Bulletin
Summary
IBM DataPower Gateway has addressed the following vulnerabilities:
CVE-2019-9513
CVE-2019-9511
Vulnerability Details
DESCRIPTION: Multiple vendors are vulnerable to a denial of service, caused by a Resource Loop attack. By creating multiple request streams and continually shuffling the priority of the streams, a remote attacker could consume excessive CPU resources.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/164639 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVEID: CVE-2019-9511
DESCRIPTION: Multiple vendors are vulnerable to a denial of service, caused by a Data Dribble attack. By sending a HTTP/2 request by the HTTP/2 protocol stack (HTTP.sys) for an overly large amount of data from a specified resource over multiple streams, a remote attacker could consume excessive CPU resources.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/164638 for the current score
CVSS Environmental Score*: Undefined
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 IBM DataPower Gateway | Affected Versions |
|---|---|
| IBM DataPower Gateway | 2018.4.1.0-2018.4.1.7 |
| IBM DataPower Gateway | 7.6.0.0-7.6.0.16 |
Remediation/Fixes
Workarounds and Mitigations
Monitor IBM Cloud Status for Future Security Bulletins
Monitor the security notifications on the IBM Cloud Status page to be advised of future security bulletins.
References
Change History
6 November 2019: Original version published
*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
Was this topic helpful?
Document Information
Modified date:
08 June 2021
UID
ibm11078539