ESB-2020.3262 – [Win][UNIX/Linux][Ubuntu] Perl DBI: Denial of service – Existing account

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.3262
                 USN-4534-1: Perl DBI module vulnerability
                             24 September 2020

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

Product:           Perl DBI
Publisher:         Ubuntu
Operating System:  Ubuntu
                   UNIX variants (UNIX, Linux, OSX)
                   Windows
Impact/Access:     Denial of Service        -- Existing Account
                   Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-20919  

Original Bulletin: 
   https://usn.ubuntu.com/4534-1/

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running Perl DBI check for an updated version of the software for 
         their operating system.

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USN-4534-1: Perl DBI module vulnerability
23 September 2020

Perl DBI module could be made to crash or expose sensitive information if it
received a specially crafted input.
Releases

  o Ubuntu 18.04 LTS
  o Ubuntu 16.04 LTS
  o Ubuntu 14.04 ESM
  o Ubuntu 12.04 ESM

Packages

  o libdbi-perl - Perl Database Interface (DBI)

Details

It was discovered that Perl DBI module incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash or expose sensitive
information.

Update instructions

The problem can be corrected by updating your system to the following package
versions:

Ubuntu 18.04

  o libdbi-perl - 1.640-1ubuntu0.2

Ubuntu 16.04

  o libdbi-perl - 1.634-1ubuntu0.2

Ubuntu 14.04

  o libdbi-perl - 1.630-1ubuntu0.1~esm5

Ubuntu 12.04

  o libdbi-perl - 1.616-1ubuntu0.2

In general, a standard system update will make all the necessary changes.

References

  o CVE-2019-20919

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===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072

Internet Email: auscert@auscert.org.au
Facsimile:      (07) 3365 7031
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