drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mangelnde Rechteprüfung in TCMU
Name: |
Mangelnde Rechteprüfung in TCMU |
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ID: |
USN-4707-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 20.04 LTS, Ubuntu 20.10 |
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Datum: |
Do, 28. Januar 2021, 16:10 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3139 |
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Applikationen: |
Open-iSCSI |
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Originalnachricht |
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========================================================================== Ubuntu Security Notice USN-4707-1 January 28, 2021
tcmu vulnerability ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.10 - Ubuntu 20.04 LTS
Summary:
tcmu could be made to crash if it received specially crafted input.
Software Description: - tcmu: TCM-Userspace backend
Details:
It was discovered that TCMU lacked a check for transport-layer restrictions, allowing remote attackers to read or write files via directory traversal in an XCOPY request.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 20.10: libtcmu2 1.5.2-5ubuntu0.20.10.1 tcmu-runner 1.5.2-5ubuntu0.20.10.1
Ubuntu 20.04 LTS: libtcmu2 1.5.2-5ubuntu0.20.04.1 tcmu-runner 1.5.2-5ubuntu0.20.04.1
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/4707-1 CVE-2021-3139
Package Information: https://launchpad.net/ubuntu/+source/tcmu/1.5.2-5ubuntu0.20.10.1 https://launchpad.net/ubuntu/+source/tcmu/1.5.2-5ubuntu0.20.04.1
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