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Gentoo Linux Security Advisory GLSA 200403-07 |
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http://security.gentoo.org |
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|
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Severity: High |
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Title: Multiple remote overflows and vulnerabilities in Ethereal |
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Date: March 28, 2004 |
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Bugs: #45543 |
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ID: 200403-07 |
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|
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|
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Synopsis |
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======== |
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|
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Mulitple overflows and vulnerabilities exist in Ethereal which may |
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allow an attacker to crash the program or run arbitrary code. |
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|
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Background |
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========== |
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|
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Quote from http://www.ethereal.com |
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|
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"Ethereal is used by network professionals around the world for |
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troubleshooting, analysis, software and protocol development, and |
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education. It has all of the standard features you would expect in a |
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protocol analyzer, and several features not seen in any other product. |
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Its open source license allows talented experts in the networking |
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community to add enhancements. It runs on all popular computing |
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platforms, including Unix, Linux, and Windows." |
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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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net-analyzer/ethereal <= 0.10.2 >= 0.10.3 |
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|
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Description |
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=========== |
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|
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There are multiple vulnerabilities in versions of Ethereal earlier than |
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0.10.3, including: |
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|
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* Thirteen buffer overflows in the following protocol dissectors: |
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NetFlow, IGAP, EIGRP, PGM, IrDA, BGP, ISUP, and TCAP. |
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|
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* A zero-length Presentation protocol selector could make Ethereal |
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crash. |
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|
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* A vulnerability in the RADIUS packet dissector which may crash |
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ethereal. |
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|
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* A corrupt color filter file could cause a segmentation fault. |
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|
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Impact |
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====== |
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|
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These vulnerabilities may cause Ethereal to crash or may allow an |
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attacker to run arbitrary code on the user's computer. |
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|
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Workaround |
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========== |
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|
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While a workaround is not currently known for this issue, all users are |
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advised to upgrade to the latest version of the affected package. |
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|
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Resolution |
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========== |
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|
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All users should upgrade to the current version of the affected |
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package: |
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|
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# emerge sync |
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|
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# emerge -pv ">=net-analyzer/ethereal-0.10.3" |
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# emerge ">=net-analyzer/ethereal-0.10.3" |
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|
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References |
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========== |
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|
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[ 1 ] http://www.ethereal.com/appnotes/enpa-sa-00013.html |
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[ 2 ] http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0176 |
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[ 3 ] http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0365 |
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[ 4 ] http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0367 |
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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. |