drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen beliebiger Kommandos in bash
Name: |
Ausführen beliebiger Kommandos in bash |
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ID: |
RHSA-2020:3592-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Di, 1. September 2020, 23:13 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2019-9924 |
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Applikationen: |
GNU Bash |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Moderate: bash security update Advisory ID: RHSA-2020:3592-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3592 Issue date: 2020-09-01 CVE Names: CVE-2019-9924 =====================================================================
1. Summary:
An update for bash is now available for Red Hat Enterprise Linux 7.7 Extended Update Support.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) - x86_64 Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64
3. Description:
The bash packages provide Bash (Bourne-again shell), which is the default shell for Red Hat Enterprise Linux.
Security Fix(es):
* bash: BASH_CMD is writable in restricted bash shells (CVE-2019-9924)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
4. Solution:
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1691774 - CVE-2019-9924 bash: BASH_CMD is writable in restricted bash shells
6. Package List:
Red Hat Enterprise Linux ComputeNode EUS (v. 7.7):
Source: bash-4.2.46-34.el7_7.src.rpm
x86_64: bash-4.2.46-34.el7_7.x86_64.rpm bash-debuginfo-4.2.46-34.el7_7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7):
x86_64: bash-debuginfo-4.2.46-34.el7_7.x86_64.rpm bash-doc-4.2.46-34.el7_7.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.7):
Source: bash-4.2.46-34.el7_7.src.rpm
ppc64: bash-4.2.46-34.el7_7.ppc64.rpm bash-debuginfo-4.2.46-34.el7_7.ppc64.rpm
ppc64le: bash-4.2.46-34.el7_7.ppc64le.rpm bash-debuginfo-4.2.46-34.el7_7.ppc64le.rpm
s390x: bash-4.2.46-34.el7_7.s390x.rpm bash-debuginfo-4.2.46-34.el7_7.s390x.rpm
x86_64: bash-4.2.46-34.el7_7.x86_64.rpm bash-debuginfo-4.2.46-34.el7_7.x86_64.rpm
Red Hat Enterprise Linux Server Optional EUS (v. 7.7):
ppc64: bash-debuginfo-4.2.46-34.el7_7.ppc64.rpm bash-doc-4.2.46-34.el7_7.ppc64.rpm
ppc64le: bash-debuginfo-4.2.46-34.el7_7.ppc64le.rpm bash-doc-4.2.46-34.el7_7.ppc64le.rpm
s390x: bash-debuginfo-4.2.46-34.el7_7.s390x.rpm bash-doc-4.2.46-34.el7_7.s390x.rpm
x86_64: bash-debuginfo-4.2.46-34.el7_7.x86_64.rpm bash-doc-4.2.46-34.el7_7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2019-9924 https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
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