CVE-2017-7747

HIGH 7.5CVE-2017-7747 · Published 12/04/2017 · updated 17/06/2026

In short

CVE-2017-7747 is a HIGH (CVSS 7.5) vulnerability affecting wireshark (wireshark).
Chance of exploitation in the next 30 days (EPSS): 2.5%, higher than 84.5% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
wireshark wireshark	`= 2.0.0= 2.0.1= 2.0.10= 2.0.11= 2.0.2= 2.0.3= 2.0.4= 2.0.5= 2.0.6= 2.0.7= 2.0.8= 2.0.9= 2.2.0= 2.2.1= 2.2.2= 2.2.3= 2.2.4= 2.2.5`	No fix yet

Description

In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the PacketBB dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-packetbb.c by restricting additions to the protocol tree.

References

securityfocus.com/bid/97638 · Third Party Advisory
bugs.wireshark.org/bugzilla/show_bug.cgi · Issue Tracking
code.wireshark.org/review/gitweb
lists.debian.org/debian-lts-announce/2019/01/msg00010.html · Mailing List
wireshark.org/security/wnpa-sec-2017-18.html · Vendor Advisory

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Package

Affected versions

Patched versions

wireshark

= 2.0.0= 2.0.1= 2.0.10= 2.0.11= 2.0.2= 2.0.3= 2.0.4= 2.0.5= 2.0.6= 2.0.7= 2.0.8= 2.0.9= 2.2.0= 2.2.1= 2.2.2= 2.2.3= 2.2.4= 2.2.5

No fix yet

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