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Vulnerability record · CVE-2009-3243 · published 18 September 2009

CVE-2009-3243: Wireshark vulnerability

Wireshark · Wireshark

Unspecified vulnerability in the TLS dissector in Wireshark 1.2.0 and 1.2.1, when running on Windows, allows remote attackers to cause a denial of service (application crash) via unknown vectors related to TLS 1.2 conversations.

5.0 CVSS 2.0 Medium EPSS 7.2% · top 5.9%
5.0CVSS 2.0 base score
7.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Unspecified vulnerability in the TLS dissector in Wireshark 1.2.0 and 1.2.1, when running on Windows, allows remote attackers to cause a denial of service (application crash) via unknown vectors related to TLS 1.2 conversations.

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/36754 Vendor Advisory
http://secunia.com/advisories/37409
http://www.securityfocus.com/bid/36408 Exploit
http://www.wireshark.org/docs/relnotes/wireshark-1.2.2.html
http://www.wireshark.org/security/wnpa-sec-2009-06.html Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=4008
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6413
http://secunia.com/advisories/36754 Vendor Advisory
http://secunia.com/advisories/37409
http://www.securityfocus.com/bid/36408 Exploit
http://www.wireshark.org/docs/relnotes/wireshark-1.2.2.html
http://www.wireshark.org/security/wnpa-sec-2009-06.html Vendor Advisory
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=4008
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6413

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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-2009-3243), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.