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Gentoo Linux Security Advisory GLSA 200411-20 |
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http://security.gentoo.org/ |
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|
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Severity: High |
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Title: ez-ipupdate: Format string vulnerability |
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Date: November 11, 2004 |
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Bugs: #69658 |
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ID: 200411-20 |
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|
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Synopsis |
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======== |
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|
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ez-ipupdate contains a format string vulnerability that could lead to |
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execution of arbitrary code. |
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|
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Background |
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========== |
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|
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ez-ipupdate is a utility for updating host name information for a large |
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number of dynamic DNS services. |
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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-dns/ez-ipupdate <= 3.0.11_beta8 >= 3.0.11_beta8-r1 |
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|
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Description |
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=========== |
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|
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Ulf Harnhammar from the Debian Security Audit Project discovered a |
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format string vulnerability in ez-ipupdate. |
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|
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Impact |
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====== |
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|
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An attacker could exploit this to execute arbitrary code with the |
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permissions of the user running ez-ipupdate, which could be the root |
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user. |
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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. |
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|
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Resolution |
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========== |
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|
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All ez-ipupdate users should upgrade to the latest version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=net-dns/ez-ipupdate-3.0.11_beta8-r1" |
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|
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References |
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========== |
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|
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[ 1 ] CAN-2004-0980 |
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http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0980 |
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[ 2 ] Full Disclosure Announcement |
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http://lists.netsys.com/pipermail/full-disclosure/2004-November/028590.html |
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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-200411-20.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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|
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http://creativecommons.org/licenses/by-sa/2.0 |