drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Pufferüberlauf in Exim
Name: |
Pufferüberlauf in Exim |
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ID: |
202003-47 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Fr, 20. März 2020, 20:41 |
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Referenzen: |
https://nvd.nist.gov/vuln/detail/CVE-2019-16928 |
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Applikationen: |
exim |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202003-47 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: High Title: Exim: Heap-based buffer overflow Date: March 20, 2020 Bugs: #701282 ID: 202003-47
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Synopsis ========
A vulnerability in Exim could allow a remote attacker to execute arbitrary code.
Background ==========
Exim is a message transfer agent (MTA) designed to be a a highly configurable, drop-in replacement for sendmail.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 mail-mta/exim < 4.92.3 >= 4.92.3
Description ===========
It was discovered that Exim incorrectly handled certain string operations.
Impact ======
A remote attacker, able to connect to a vulnerable Exim instance, could possibly execute arbitrary code with the privileges of the process or cause a Denial of Service condition.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Exim users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=mail-mta/exim-4.92.3"
References ==========
[ 1 ] CVE-2019-16928 https://nvd.nist.gov/vuln/detail/CVE-2019-16928
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202003-47
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
License =======
Copyright 2020 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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