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Buffer Overflow Affecting exim4 package, versions <4.92-8+deb10u3

0.0
critical

Snyk CVSS

    Attack Complexity Low
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    Exploit Maturity Mature
    EPSS 91.47% (99th percentile)
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NVD
9.8 critical

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  • Snyk ID SNYK-DEBIAN10-EXIM4-469258
  • published 27 Sep 2019
  • disclosed 27 Sep 2019
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Introduced: 27 Sep 2019

CVE-2019-16928 Open this link in a new tab
CWE-120 Open this link in a new tab

How to fix?

Upgrade Debian:10 exim4 to version 4.92-8+deb10u3 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.

Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846. There is a heap-based buffer overflow in string_vformat in string.c involving a long EHLO command.