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AUSCERT External Security Bulletin Redistribution
ESB-2021.0979
Security Bulletin: Websphere Application Server is vulnerable to a
directory traversal vulnerability (CVE-2020-5016)
22 March 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: WebSphere Application Server
Publisher: IBM
Operating System: Linux variants
AIX
Impact/Access: Read-only Data Access -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2020-5016
Reference: ESB-2021.0855
Original Bulletin:
https://www.ibm.com/support/pages/node/6434125
- --------------------------BEGIN INCLUDED TEXT--------------------
Websphere Application Server is vulnerable to a directory traversal
vulnerability (CVE-2020-5016)
Document Information
Document number : 6434125
Modified date : 19 March 2021
Product : IBM Tivoli Service Automation Manager
Software version : 4.1
Operating system(s): Linux
Linux on IBM Z Systems
AIX
Summary
WebSphere Application Server is vulnerable to a directory traversal
vulnerability. By providing required fixes for vulnerability affecting
WebSphere Application Server has been published in the security bulletin.
Vulnerability Details
CVEID: CVE-2020-5016
DESCRIPTION: IBM WebSphere Application Server 7.0, 8.0, 8.5, and 9.0 could
allow a remote attacker to traverse directories on the system. When application
security is disabled and JAX-RPC applications are present, an attacker could
send a specially-crafted URL request containing "dot dot" sequences (/../) to
view arbitrary xml files on the system. This does not occur if Application
security is enabled. IBM X-Force ID: 193556.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
193556 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N)
Affected Products and Versions
+------------------------------------------------+----------+
|Affected Product(s) |Version(s)|
+------------------------------------------------+----------+
|IBM Tivoli System Automation Application Manager|4.1 |
+------------------------------------------------+----------+
Remediation/Fixes
+------------------+--------------+---------------------------------------+
| |Affected | |
|Principal Product |Supporting |Affected Supporting Product Security |
|and Version(s) |Product and |Bulletin |
| |Version | |
+------------------+--------------+---------------------------------------+
|IBM Tivoli System |WebSphere |Security Bulletin: WebSphere |
|Automation |Application |Application Server is vulnerable to a |
|Application |Server 8.5 |Directory Traversal vulnerability |
|Manager 4.1 | |(CVE-2020-5016) |
+------------------+--------------+---------------------------------------+
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Complete CVSS v3 Guide
On-line Calculator v3
Off
Change History
19 Mar 2021: Final Publication
Document Location
Worldwide
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receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
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NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
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which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
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from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
https://www.auscert.org.au/bulletins/
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
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