CVE-2020-2696 - Local privilege escalation via CDE dtsession

                							

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<h1 class="m-title">CVE-2020-2696 - Local privilege escalation via CDE dtsession</h1>
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<em>From</em>: Marco Ivaldi &lt;marco.ivaldi () mediaservice net&gt;


<em>Date</em>: Wed, 15 Jan 2020 13:57:08 +0000


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<pre style="margin: 0em;">Dear Full Disclosure,

Please find attached an advisory for the following vulnerability, fixed in Oracle's Critical Patch Update (CPU) of 
January 2020:

"A buffer overflow in the CheckMonitor() function in the Common Desktop Environment 2.3.1 and earlier and 1.6 and 
earlier, as distributed with Oracle Solaris 10 1/13 (Update 11) and earlier, allows local users to gain root privileges 
via a long palette name passed to dtsession in a malicious .Xdefaults file."

For further information, please refer to:
<a rel="nofollow" href="https://techblog.mediaservice.net/2020/01/local-privilege-escalation-via-cde-dtsession/">https://techblog.mediaservice.net/2020/01/local-privilege-escalation-via-cde-dtsession/</a> 
<a rel="nofollow" href="https://github.com/0xdea/exploits/blob/master/solaris/raptor_dtsession_ipa.c">https://github.com/0xdea/exploits/blob/master/solaris/raptor_dtsession_ipa.c</a> 

Regards,

-- 
Marco Ivaldi, Offensive Security Manager
CISSP, OSCP, QSA, ASV, OPSA, OPST, OWSE, LA27001, PRINCE2F
@Mediaservice.net S.r.l. con Socio Unico
<a rel="nofollow" href="https://www.mediaservice.net/">https://www.mediaservice.net/</a>
Tel: +39 011 19016595 | Fax: +39 011 3246497

</pre><p><strong>Attachment:
<a href="att-24/2020-02-cde-dtsession.txt"><tt>2020-02-cde-dtsession.txt</tt></a></strong>

<em>Description:</em> 2020-02-cde-dtsession.txt</p>
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<h3 class="m-thread">Current thread:</h3>
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<li><strong>CVE-2020-2696 - Local privilege escalation via CDE dtsession</strong> <em>Marco Ivaldi (Jan 17)</em>
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