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Gentoo Linux Security Advisory GLSA 200408-11 |
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http://security.gentoo.org/ |
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Severity: Normal |
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Title: Nessus: "adduser" race condition vulnerability |
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Date: August 12, 2004 |
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Bugs: #58014 |
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ID: 200408-11 |
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Synopsis |
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======== |
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|
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Nessus contains a vulnerability allowing a user to perform a privilege |
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escalation attack. |
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|
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Background |
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========== |
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|
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Nessus is a free and powerful network security scanner. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 net-analyzer/nessus <= 2.0.11 >= 2.0.12 |
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|
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Description |
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=========== |
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|
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A race condition can occur in "nessus-adduser" if the user has not |
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configured their TMPDIR variable. |
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|
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Impact |
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====== |
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|
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A malicious user could exploit this bug to escalate privileges to the |
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rights of the user running "nessus-adduser". |
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|
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Workaround |
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========== |
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|
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There is no known workaround at this time. All users are encouraged to |
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upgrade to the latest available version of Nessus. |
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|
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Resolution |
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========== |
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All Nessus users should upgrade to the latest version: |
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|
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# emerge sync |
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|
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# emerge -pv ">=net-analyzer/nessus-2.0.12" |
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# emerge ">=net-analyzer/nessus-2.0.12" |
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|
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References |
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========== |
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|
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[ 1 ] Secunia Advisory |
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http://secunia.com/advisories/12127/ |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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|
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http://security.gentoo.org/glsa/glsa-200408-11.xml |
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|
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Concerns? |
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========= |
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|
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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http://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2004 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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http://creativecommons.org/licenses/by-sa/1.0 |
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