ESB-2020.3445 – [Ubuntu] Yaws: Multiple vulnerabilities

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.3445
                     USN-4569-1: Yaws vulnerabilities
                              6 October 2020

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

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

Product:           Yaws
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Access Confidential Data        -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-24916 CVE-2020-24379 

Reference:         ESB-2020.3322

Original Bulletin: 
   https://usn.ubuntu.com/4569-1/

- --------------------------BEGIN INCLUDED TEXT--------------------

USN-4569-1: Yaws vulnerabilities
05 October 2020

Several security issues were fixed in Yaws.
Releases

  o Ubuntu 18.04 LTS

Packages

  o yaws - High performance HTTP 1.1 webserver written in Erlang

Details

It was discovered that Yaws did not properly sanitize XML input. A remote
attacker could use this vulnerability to execute an XML External Entity
(XXE) injection attack. (CVE-2020-24379)

It was discovered that Yaws mishandled certain input when running CGI
scripts. A remote attacker could use this vulnerability to execute
arbitrary commands. (CVE-2020-24916)

Update instructions

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

Ubuntu 18.04

  o erlang-yapp - 2.0.4+dfsg-2ubuntu0.1
  o erlang-yaws - 2.0.4+dfsg-2ubuntu0.1
  o yaws - 2.0.4+dfsg-2ubuntu0.1
  o yaws-mail - 2.0.4+dfsg-2ubuntu0.1

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

References

  o CVE-2020-24916
  o CVE-2020-24379

- --------------------------END INCLUDED TEXT--------------------

You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
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
and we will forward your request to the appropriate person.

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
site policies and procedures. AusCERT takes no responsibility for consequences
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
a later date, it is recommended that the bulletin is retrieved directly
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.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967
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=ZmYp
-----END PGP SIGNATURE-----

Read More

The post ESB-2020.3445 – [Ubuntu] Yaws: Multiple vulnerabilities appeared first on Malware Devil.

https://malwaredevil.com/2020/10/06/esb-2020-3445-ubuntu-yaws-multiple-vulnerabilities/?utm_source=rss&utm_medium=rss&utm_campaign=esb-2020-3445-ubuntu-yaws-multiple-vulnerabilities