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Vulnerability record · CVE-2017-9353 · published 2 June 2017

CVE-2017-9353: Wireshark improper input validation vulnerability

Wireshark · Wireshark

In Wireshark 2.2.0 to 2.2.6, the IPv6 dissector could crash. This was addressed in epan/dissectors/packet-ipv6.c by validating an IPv6 address.

7.5 CVSS 3.0 High EPSS 14% · top 3.6% CWE-20 · Improper input validation
7.5CVSS 3.0 base score, v2 5.0
14%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

In Wireshark 2.2.0 to 2.2.6, the IPv6 dissector could crash. This was addressed in epan/dissectors/packet-ipv6.c by validating an IPv6 address.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

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

References

LinkTags
http://www.securityfocus.com/bid/98805 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038612 Third Party AdvisoryVDB Entry
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1303 Issue TrackingThird Party Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13675 Issue TrackingPatchVendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=40b2d475c2ad550c1a0f536d5eb30f2a7404c4f0
https://www.exploit-db.com/exploits/42123/ ExploitThird Party AdvisoryVDB Entry
https://www.wireshark.org/security/wnpa-sec-2017-33.html Vendor Advisory
http://www.securityfocus.com/bid/98805 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038612 Third Party AdvisoryVDB Entry
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1303 Issue TrackingThird Party Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13675 Issue TrackingPatchVendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=40b2d475c2ad550c1a0f536d5eb30f2a7404c4f0
https://www.exploit-db.com/exploits/42123/ ExploitThird Party AdvisoryVDB Entry
https://www.wireshark.org/security/wnpa-sec-2017-33.html Vendor Advisory

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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%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%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%10.0CVE-2009-1266Wireshark vulnerabilityUnspecified vulnerability in Wireshark before 1.0.7 has unknown impact and attack vectors.EPSS 1.6%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%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%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%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%

Source: NIST National Vulnerability Database (record CVE-2017-9353), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.