Improper Privilege Management Affecting hylafax package, versions <3:6.0.7-3.1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.39% (32nd percentile)

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  • Snyk IDSNYK-DEBIAN11-HYLAFAX-575139
  • published2 Jul 2020
  • disclosed30 Jun 2020

Introduced: 30 Jun 2020

CVE-2020-15396  (opens in a new tab)
CWE-269  (opens in a new tab)

How to fix?

Upgrade Debian:11 hylafax to version 3:6.0.7-3.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream hylafax package and not the hylafax package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

In HylaFAX+ through 7.0.2 and HylaFAX Enterprise, the faxsetup utility calls chown on files in user-owned directories. By winning a race, a local attacker could use this to escalate his privileges to root.

CVSS Base Scores

version 3.1