Divide By Zero Affecting hoteldruid package, versions <2.3.2-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.09% (39th percentile)

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  • Snyk IDSNYK-DEBIAN10-HOTELDRUID-338215
  • published1 Mar 2019
  • disclosed7 Jun 2019

Introduced: 1 Mar 2019

CVE-2019-9084  (opens in a new tab)
CWE-369  (opens in a new tab)

How to fix?

Upgrade Debian:10 hoteldruid to version 2.3.2-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream hoteldruid package and not the hoteldruid package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

In Hoteldruid before 2.3.1, a division by zero was discovered in $num_tabelle in tab_tariffe.php (aka the numtariffa1 parameter) due to the mishandling of non-numeric values, as demonstrated by the /tab_tariffe.php?anno=[YEAR]&numtariffa1=1a URI. It could allow an administrator to conduct remote denial of service (disrupting certain business functions of the product).