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Date: Thu, 17 Dec 2020 11:48:33 +0000
From: Georg Ph E Heise via Fulldisclosure <fulldisclosure@...lists.org>
To: "fulldisclosure@...lists.org" <fulldisclosure@...lists.org>
Subject: [FD] Programi Bilanc - Build 007 Release 014 31.01.2020 - Broken
	encryption with guessable static encryption key [CVE-2020-11719]

Programi Bilanc - Build 007 Release 014 31.01.2020 - Broken encryption with guessable static encryption key

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

Identifiers

-------------------------------------------------

CVE-2020-11719

Vendor

-------------------------------------------------

Balanc Shpk (https://bilanc.com)

Product

-------------------------------------------------

Programi Bilanc

Affected versions

-------------------------------------------------

Programi Bilanc - Build 007 Release 014 31.01.2020 and possibly below

Credit

-------------------------------------------------

Georg Ph E Heise (@gpheheise) / Lufthansa Industry Solutions (@LHIND_DLH)

Vulnerability summary

-------------------------------------------------

Remote attacker can decrypt data with minimal effort while local attackers can obtain the static key from the source code.

Technical details

------------------------------------------------

Remote attacker can decrypt data with minimal effort as the encryption used is outdated and broken. Local attackers with access to the software can obtain the static key from the source code.

Proof of concept

-------------------------------------------------

Withheld

Solution

-------------------------------------------------

Don’t use the software in its current version & contact vendor for a solution

Timeline

-------------------------------------------------

Date| Status

------------|--------------------

01–APR-2020 | Reported to vendor

30-JUN-2020 | End of 90 days Full Disclosure Time

17-DEZ-2020 | FULL disclosure

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