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Vulnerability record · CVE-2008-4682 · published 22 October 2008

CVE-2008-4682: Wireshark improper input validation vulnerability

Wireshark · Wireshark

wtap.c in Wireshark 0.99.7 through 1.0.3 allows remote attackers to cause a denial of service (application abort) via a malformed Tamos CommView capture file (aka .ncf file) with an "unknown/unexpected packet type" that triggers a failed assertion.

5.0 CVSS 2.0 Medium EPSS 9.3% · top 4.8% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
9.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
38References
16 Jun 2026Last modified by NVD

Description

wtap.c in Wireshark 0.99.7 through 1.0.3 allows remote attackers to cause a denial of service (application abort) via a malformed Tamos CommView capture file (aka .ncf file) with an "unknown/unexpected packet type" that triggers a failed assertion.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/32355 Vendor Advisory
http://secunia.com/advisories/34144
http://securityreason.com/securityalert/4462
http://securitytracker.com/id?1021069
http://shinnok.evonet.ro/vulns_html/wireshark.html
http://support.avaya.com/elmodocs2/security/ASA-2009-082.htm
http://wiki.rpath.com/Advisories:rPSA-2008-0336
http://www.mandriva.com/security/advisories?name=MDVSA-2008:215
http://www.redhat.com/support/errata/RHSA-2009-0313.html
http://www.securityfocus.com/archive/1/499154/100/0/threaded
http://www.securityfocus.com/bid/31468
http://www.securityfocus.com/bid/31838 Patch
http://www.vupen.com/english/advisories/2008/2872
http://www.wireshark.org/security/wnpa-sec-2008-06.html Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=2926
https://exchange.xforce.ibmcloud.com/vulnerabilities/45505
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10955
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14705
https://www.exploit-db.com/exploits/6622
http://secunia.com/advisories/32355 Vendor Advisory
http://secunia.com/advisories/34144
http://securityreason.com/securityalert/4462
http://securitytracker.com/id?1021069
http://shinnok.evonet.ro/vulns_html/wireshark.html
http://support.avaya.com/elmodocs2/security/ASA-2009-082.htm
http://wiki.rpath.com/Advisories:rPSA-2008-0336
http://www.mandriva.com/security/advisories?name=MDVSA-2008:215
http://www.redhat.com/support/errata/RHSA-2009-0313.html
http://www.securityfocus.com/archive/1/499154/100/0/threaded
http://www.securityfocus.com/bid/31468
http://www.securityfocus.com/bid/31838 Patch
http://www.vupen.com/english/advisories/2008/2872
http://www.wireshark.org/security/wnpa-sec-2008-06.html Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=2926
https://exchange.xforce.ibmcloud.com/vulnerabilities/45505
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10955
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14705
https://www.exploit-db.com/exploits/6622

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-4682), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.