CVE-2017-7747

Name: CVE-2017-7747
Creator: NVD / NIST
Published: 2017-04-12T23:59:00.45+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.47%

Last modified Jun 17, 2026

CVE-2017-7747 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 2.47% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

2.47%

82.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Wireshark	Wireshark	2.0.0
Wireshark	Wireshark	2.0.1
Wireshark	Wireshark	2.0.2
Wireshark	Wireshark	2.0.3
Wireshark	Wireshark	2.0.4
Wireshark	Wireshark	2.0.5
Wireshark	Wireshark	2.0.6
Wireshark	Wireshark	2.0.7
Wireshark	Wireshark	2.0.8
Wireshark	Wireshark	2.0.9
Wireshark	Wireshark	2.0.10
Wireshark	Wireshark	2.0.11
Wireshark	Wireshark	2.2.0
Wireshark	Wireshark	2.2.1
Wireshark	Wireshark	2.2.2
Wireshark	Wireshark	2.2.3
Wireshark	Wireshark	2.2.4
Wireshark	Wireshark	2.2.5
Debian	Debian Linux	8.0

References

http://www.securityfocus.com/bid/97638Third Party Advisory, VDB Entry
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13559Issue Tracking, Patch, Vendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=5cfd52d6629cf8a7ab67c6bacd3431a964f43584
https://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlMailing List, Third Party Advisory
https://www.wireshark.org/security/wnpa-sec-2017-18.htmlVendor Advisory
http://www.securityfocus.com/bid/97638Third Party Advisory, VDB Entry
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13559Issue Tracking, Patch, Vendor Advisory
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=5cfd52d6629cf8a7ab67c6bacd3431a964f43584
https://lists.debian.org/debian-lts-announce/2019/01/msg00010.htmlMailing List, Third Party Advisory
https://www.wireshark.org/security/wnpa-sec-2017-18.htmlVendor Advisory

Timeline

Published: Apr 12, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-7747?

How severe is CVE-2017-7747?

Severity scoring for CVE-2017-7747 is pending analysis. The EPSS model estimates a 2.47% probability of exploitation in the next 30 days.

How do I fix CVE-2017-7747?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-7747?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST