drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen von Code mit höheren Privilegien in Zsh
Name: |
Ausführen von Code mit höheren Privilegien in Zsh |
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ID: |
202003-55 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Mi, 25. März 2020, 23:12 |
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Referenzen: |
https://nvd.nist.gov/vuln/detail/CVE-2019-20044 |
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Applikationen: |
Zsh |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202003-55 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: Zsh: Privilege escalation Date: March 25, 2020 Bugs: #711136 ID: 202003-55
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Synopsis ========
A vulnerability in Zsh might allow an attacker to escalate privileges.
Background ==========
A shell designed for interactive use, although it is also a powerful scripting language.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-shells/zsh < 5.8 >= 5.8
Description ===========
It was discovered that Zsh was insecure dropping privileges when unsetting PRIVILEGED option.
Impact ======
An attacker could escalate privileges.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Zsh users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=app-shells/zsh-5.8"
References ==========
[ 1 ] CVE-2019-20044 https://nvd.nist.gov/vuln/detail/CVE-2019-20044
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202003-55
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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