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Vulnerability of log4net: external XML entity injection

Synthesis of the vulnerability 

An attacker can transmit malicious XML data to log4net, in order to read a file, scan sites, or trigger a denial of service.
Vulnerable products: Debian.
Severity of this weakness: 2/4.
Creation date: 15/05/2020.
Références of this bulletin: DLA-2211-1, VIGILANCE-VUL-32280.

Description of the vulnerability 

An attacker can transmit malicious XML data to log4net, in order to read a file,...
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This weakness alert impacts software or systems such as Debian.

Our Vigil@nce team determined that the severity of this computer vulnerability note is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this security bulletin.

Solutions for this threat 

This vulnerability fix will be public soon.
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