Security Bulletin
Summary
IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to read and delete arbitrary files on the system. IBM X-Force ID: 198435.
Vulnerability Details
CVEID: CVE-2021-20517
DESCRIPTION: IBM WebSphere Application Server Network Deployment 8.5 and 9.0 could allow a remote authenticated attacker to traverse directories. An attacker could send a specially-crafted URL request containing "dot dot" sequences (/../) to read and delete arbitrary files on the system. IBM X-Force ID: 198435.
CVSS Base score: 6.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/198435 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| InfoSphere Master Data Management | 12.0 |
| InfoSphere Master Data Management | 11.6 |
Remediation/Fixes
| Principal Product and Version(s) | Affected Supporting Product and Version | Affected Supporting Product Security Bulletin |
| InfoSphere Master Data Management versions 12.0, 11.6 | IBM WebSphere Application Server versions 9.0. |
Workarounds and Mitigations
None
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References
Change History
21 Jun 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:
27 April 2022
Initial Publish date:
21 June 2021
UID
ibm16465535