drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Unsichere Verwendung temporärer Dateien in am-utils
Name: |
Unsichere Verwendung temporärer Dateien in am-utils |
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ID: |
200804-09 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Do, 10. April 2008, 22:42 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1078 |
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Applikationen: |
am-utils |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1
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Severity: Normal Title: am-utils: Insecure temporary file creation Date: April 10, 2008 Bugs: #210158 ID: 200804-09
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Synopsis ========
am-utils creates temporary files insecurely allowing local users to overwrite arbitrary files via a symlink attack.
Background ==========
am-utils is a collection of utilities for use with the Berkeley Automounter.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-fs/am-utils < 6.1.5 >= 6.1.5
Description ===========
Tavis Ormandy discovered that, when creating temporary files, the 'expn' utility does not check whether the file already exists.
Impact ======
A local attacker could exploit the vulnerability via a symlink attack to overwrite arbitrary files.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All am-utils users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-fs/am-utils-6.1.5"
References ==========
[ 1 ] CVE-2008-1078 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1078
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200804-09.xml
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 http://bugs.gentoo.org.
License =======
Copyright 2008 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.
http://creativecommons.org/licenses/by-sa/2.5 -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.7 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org
iD8DBQFH/nY/uhJ+ozIKI5gRArfpAKCZ53ZEUZJA6a3qPX0Dlnn6SQyNKwCdHtj0 f1YXGG/CnRhI5f5WtWEIjlo= =1SAy -----END PGP SIGNATURE----- -- gentoo-announce@lists.gentoo.org mailing list
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