Security Bulletin
Summary
A security bypass vulnerability in Apache Solr (lucene) used by IBM InfoSphere Information Server was addressed.
Vulnerability Details
CVEID: CVE-2020-13957
DESCRIPTION: Apache Solr could allow a remote attacker to bypass security restrictions, caused by improper access control by the Configsets API. By using a combination of UPLOAD/CREATE actions, an attacker could exploit this vulnerability to bypass the checking mechanism for features considered as dangerous.
CVSS Base score: 9.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189644 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L)
DESCRIPTION: Apache Solr could allow a remote attacker to bypass security restrictions, caused by improper access control by the Configsets API. By using a combination of UPLOAD/CREATE actions, an attacker could exploit this vulnerability to bypass the checking mechanism for features considered as dangerous.
CVSS Base score: 9.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189644 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L)
Affected Products and Versions
Affected Product(s) | Version(s) |
InfoSphere Information Server, Information Server on Cloud | 11.7 |
InfoSphere Information Server, Information Server on Cloud | 11.5 |
Remediation/Fixes
Product | VRMF | APAR | Remediation/First Fix |
InfoSphere Information Server, Information Server on Cloud | 11.7 | None |
If you have a Microservices tier: --Apply InfoSphere Information Server version 11.7.1.1 or for Red Hat 8 installations --Apply InfoSphere Information Server version 11.7.1.2 Otherwise, follow the steps in the "Solr cloud (admin UI authentication)" section of Technote. |
InfoSphere Information Analyzer, InfoSphere Data Quality Exception Console, Information Server on Cloud | 11.5 | None |
--Follow the steps in the "Solr cloud (admin UI authentication)" section of Technote. |
Workarounds and Mitigations
If you don't have a Microservices tier, follow the steps in the "Solr cloud (admin UI authentication)" section of Technote.
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References
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Change History
02 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:
02 December 2020
UID
ibm16377310