Vulnerability record · CVE-2014-4174 · published 18 June 2014

CVE-2014-4174: Wireshark memory buffer overflow vulnerability

Wireshark · Wireshark

wiretap/libpcap.c in the libpcap file parser in Wireshark 1.10.x before 1.10.4 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted packet-trace file that includes a large packet.

9.3 CVSS 2.0 High EPSS 5.9% · top 7.0% CWE-119 · Memory buffer overflow

9.3CVSS 2.0 base score

5.9%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

12References, 4 tagged exploit

17 Jun 2026Last modified by NVD

Description

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

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

Wireshark Wireshark

References

Link	Tags
http://anonsvn.wireshark.org/viewvc/trunk-1.10/wiretap/libpcap.c?r1=53123&r2=53122&pathrev=53123	Patch
http://anonsvn.wireshark.org/viewvc?view=revision&revision=53123
http://www.wireshark.org/security/wnpa-sec-2014-05.html	Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8808
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9390	Exploit
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9753	Exploit
http://anonsvn.wireshark.org/viewvc/trunk-1.10/wiretap/libpcap.c?r1=53123&r2=53122&pathrev=53123	Patch
http://anonsvn.wireshark.org/viewvc?view=revision&revision=53123
http://www.wireshark.org/security/wnpa-sec-2014-05.html	Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=8808
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9390	Exploit
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9753	Exploit

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Related vulnerabilities

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

10.0CVE-2011-0444Wireshark memory buffer overflow vulnerabilityBuffer overflow in the MAC-LTE dissector (epan/dissectors/packet-mac-lte.c) in Wireshark 1.2.0 through 1.2.13 and 1.4.0 through 1.4.2 allows remote a…EPSS 7.2%13 Jan 2011 10.0CVE-2010-2994Wireshark memory buffer overflow vulnerabilityStack-based buffer overflow in the ASN.1 BER dissector in Wireshark 0.10.13 through 1.0.14 and 1.2.0 through 1.2.9 has unknown impact and remote atta…EPSS 2.4%13 Aug 2010 10.0CVE-2010-2995Wireshark vulnerabilityThe SigComp Universal Decompressor Virtual Machine (UDVM) in Wireshark 0.10.8 through 1.0.14 and 1.2.0 through 1.2.9 allows remote attackers to cause…EPSS 6.7%13 Aug 2010 10.0CVE-2009-1266Wireshark vulnerabilityUnspecified vulnerability in Wireshark before 1.0.7 has unknown impact and attack vectors.EPSS 1.6%21 Apr 2009 10.0CVE-2009-1210Wireshark vulnerabilityFormat string vulnerability in the PROFINET/DCP (PN-DCP) dissector in Wireshark 1.0.6 and earlier allows remote attackers to execute arbitrary code v…EPSS 15%1 Apr 2009 10.0CVE-2008-3146Wireshark memory buffer overflow vulnerabilityMultiple buffer overflows in packet_ncp2222.inc in Wireshark (formerly Ethereal) 0.9.7 through 1.0.2 allow attackers to cause a denial of service (ap…EPSS 4.0%2 Sep 2008 10.0CVE-2007-6112Wireshark memory buffer overflow vulnerabilityBuffer overflow in the PPP dissector Wireshark (formerly Ethereal) 0.99.6 allows remote attackers to cause a denial of service (crash) and possibly e…EPSS 6.2%23 Nov 2007 10.0CVE-2007-6114Wireshark memory buffer overflow vulnerabilityMultiple buffer overflows in Wireshark (formerly Ethereal) 0.99.0 through 0.99.6 allow remote attackers to cause a denial of service (crash) and poss…EPSS 6.2%23 Nov 2007

Source: NIST National Vulnerability Database (record CVE-2014-4174), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.