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Race Condition Affecting exim4 package, versions <4.72-1

low

Snyk CVSS

    Attack Complexity Low
    User Interaction Required

    Threat Intelligence

    EPSS 0.04% (10th percentile)
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NVD
5.3 medium

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  • Snyk ID SNYK-DEBIAN10-EXIM4-382937
  • published 7 Jun 2010
  • disclosed 7 Jun 2010
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Introduced: 7 Jun 2010

CVE-2010-2024 Open this link in a new tab
CWE-362 Open this link in a new tab

How to fix?

Upgrade Debian:10 exim4 to version 4.72-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream exim4 package and not the exim4 package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

transports/appendfile.c in Exim before 4.72, when MBX locking is enabled, allows local users to change permissions of arbitrary files or create arbitrary files, and cause a denial of service or possibly gain privileges, via a symlink attack on a lockfile in /tmp/.

References