CVE-2009-4377

Severity: medium (CVSS 4.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-12-21 · updated 2026-06-16

Description

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.

Affected products

Wireshark Foundation Wireshark: 0.9.2, 0.9.5, 0.9.6, 0.9.7, 0.9.8, 0.9.10 (+30)

References

http://osvdb.org/61178
http://secunia.com/advisories/37842
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/37407
http://www.securitytracker.com/id?1023374
http://www.vupen.com/english/advisories/2009/3596
http://www.wireshark.org/security/wnpa-sec-2009-09.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=4301
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

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