CVE-2009-4377

The (1) SMB and (2) SMB2 dissectors in Wireshark 0.9.0 through 1.2.4 allow remote attackers to cause a denial of service (crash) via a crafted packet that triggers a NULL pointer dereference, as demonstrated by fuzz-2009-12-07-11141.pcap.

• http://osvdb.org/61178
• http://secunia.com/advisories/37842Vendor Advisory
• http://secunia.com/advisories/37916
• http://www.debian.org/security/2009/dsa-1983
• http://www.mandriva.com/security/advisories?name=MDVSA-2010:031
• http://www.securityfocus.com/bid/37407Exploit
• http://www.securitytracker.com/id?1023374
• http://www.vupen.com/english/advisories/2009/3596Vendor Advisory
• http://www.wireshark.org/security/wnpa-sec-2009-09.htmlVendor Advisory
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=4301Exploit
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9564
• https://www.redhat.com/archives/fedora-package-announce/2009-December/msg01248.html
• http://osvdb.org/61178
• http://secunia.com/advisories/37842Vendor Advisory
• http://secunia.com/advisories/37916
• http://www.debian.org/security/2009/dsa-1983
• http://www.mandriva.com/security/advisories?name=MDVSA-2010:031
• http://www.securityfocus.com/bid/37407Exploit
• http://www.securitytracker.com/id?1023374
• http://www.vupen.com/english/advisories/2009/3596Vendor Advisory
• http://www.wireshark.org/security/wnpa-sec-2009-09.htmlVendor Advisory
• https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=4301Exploit
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9564
• https://www.redhat.com/archives/fedora-package-announce/2009-December/msg01248.html

Published

Dec 21, 2009

Last Modified

Jun 16, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2009-4371Cross-site scripting (XSS) vulnerability in the Locale modul…
• CVE-2009-4372AlienVault Open Source Security Information Management (OSSI…
• CVE-2009-4373Unrestricted file upload vulnerability in repository/reposit…
• CVE-2009-4374Directory traversal vulnerability in repository/repository_a…
• CVE-2009-4375SQL injection vulnerability in repository/repository_attachm…
• CVE-2009-4376Buffer overflow in the daintree_sna_read function in the Dai…
• CVE-2009-4378The IPMI dissector in Wireshark 1.2.0 through 1.2.4 on Windo…
• CVE-2009-4379Multiple cross-site scripting (XSS) vulnerabilities in Valar…
• CVE-2009-4380Multiple SQL injection vulnerabilities in Valarsoft Webmatic…
• CVE-2009-4381Cross-site scripting (XSS) vulnerability in index.php in tex…
• CVE-2009-4382Cross-site scripting (XSS) vulnerability in module.php in PH…
• CVE-2009-4383Directory traversal vulnerability in Pforum.php in Rocomotio…