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Out-of-bounds Read Affecting exim4 package, versions <4.92-8+deb10u4

0.0
high

Snyk CVSS

    Attack Complexity Low
    Confidentiality High

    Threat Intelligence

    EPSS 0.26% (66th percentile)
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NVD
7.5 high

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  • Snyk ID SNYK-DEBIAN10-EXIM4-568866
  • published 11 May 2020
  • disclosed 11 May 2020
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Introduced: 11 May 2020

CVE-2020-12783 Open this link in a new tab
CWE-125 Open this link in a new tab

How to fix?

Upgrade Debian:10 exim4 to version 4.92-8+deb10u4 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 through 4.93 has an out-of-bounds read in the SPA authenticator that could result in SPA/NTLM authentication bypass in auths/spa.c and auths/auth-spa.c.

References