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             AUSCERT External Security Bulletin Redistribution

                               ESB-2021.0254
                        Security update for xstream
                              21 January 2021

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           xstream
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account      
                   Delete Arbitrary Files          -- Remote/Unauthenticated
                   Access Confidential Data        -- Existing Account      
                   Reduced Security                -- Existing Account      
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-26259 CVE-2020-26258 CVE-2020-26217

Reference:         ESB-2021.0131
                   ESB-2021.0019
                   ESB-2020.4241

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2021/suse-su-20210176-1

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SUSE Security Update: Security update for xstream

______________________________________________________________________________

Announcement ID:   SUSE-SU-2021:0176-1
Rating:            important
References:        #1180145 #1180146 #1180994
Cross-References:  CVE-2020-26217 CVE-2020-26258 CVE-2020-26259
Affected Products:
                   SUSE Linux Enterprise Module for Development Tools 15-SP2
______________________________________________________________________________

An update that fixes three vulnerabilities is now available.

Description:

This update for xstream fixes the following issues:
xstream was updated to version 1.4.15.

  o CVE-2020-26217: Fixed a remote code execution due to insecure XML
    deserialization when relying on blocklists (bsc#1180994).
  o CVE-2020-26258: Fixed a server-side request forgery vulnerability (bsc#
    1180146).
  o CVE-2020-26259: Fixed an arbitrary file deletion vulnerability (bsc#
    1180145).

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  o SUSE Linux Enterprise Module for Development Tools 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2021-176=1

Package List:

  o SUSE Linux Enterprise Module for Development Tools 15-SP2 (noarch):
       xstream-1.4.15-3.3.2


References:

  o https://www.suse.com/security/cve/CVE-2020-26217.html
  o https://www.suse.com/security/cve/CVE-2020-26258.html
  o https://www.suse.com/security/cve/CVE-2020-26259.html
  o https://bugzilla.suse.com/1180145
  o https://bugzilla.suse.com/1180146
  o https://bugzilla.suse.com/1180994

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===========================================================================
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The University of Queensland
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