Security Bulletin
Summary
Versions of IBP images javaenv and dind before 2.5.1 included a version of gradle that depended upon vulnerable Apache libraries. Gradle is a build system, intended to aid in building chaincode, though not required for building chaincode.
Vulnerability Details
CVEID: CVE-2020-1953
DESCRIPTION: Apache Commons Configuration could allow a remote attacker to execute arbitrary code on the system, caused by an issue when allowing the instantiation of classes (including special statements) by default. By persuading a victim to load a specially-crafted YAML file, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base score: 8.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/177759 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Third Party Entry: 177835
DESCRIPTION: Apache Commons Codec information disclosure
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/177835 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Affected Products and Versions
Affected Product(s) | Version(s) |
IBM Blockchain Platform (Software/on-prem) | All |
Remediation/Fixes
The gradle instance on the images has been replaced by a gradle 'wrapper' that will install the latest version of gradle.
Workarounds and Mitigations
Update Gradle, or use another build system, e.g. Maven.
Get Notified about Future Security Bulletins
References
Change History
11 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:
14 December 2020
UID
ibm16381832