CVE-2017-7702
First published: Wed Apr 12 2017(Updated: )
In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the WBXML dissector could go into an infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-wbxml.c by adding length validation.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 |
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Reference Links
- http://www.securityfocus.com/bid/97633
- http://www.securitytracker.com/id/1038262
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13477
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=2f322f66cbcca2fefdaa630494f9d6c97eb659b7
- https://security.gentoo.org/glsa/201706-12
- https://www.wireshark.org/security/wnpa-sec-2017-13.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=2f322f66cbcca2fefdaa630494f9d6c97eb659b7
Frequently Asked Questions
What is the severity of CVE-2017-7702?
CVE-2017-7702 has a medium severity rating due to its potential to cause a denial of service in Wireshark.
How do I fix CVE-2017-7702?
To fix CVE-2017-7702, upgrade to Wireshark versions 2.2.6 or later, or 2.0.12 or later.
What types of Wireshark versions are affected by CVE-2017-7702?
CVE-2017-7702 affects Wireshark versions from 2.0.0 to 2.0.11 and 2.2.0 to 2.2.5.
What kind of attack does CVE-2017-7702 facilitate?
CVE-2017-7702 facilitates a denial of service attack via crafted WBXML packets.
What component of Wireshark does CVE-2017-7702 affect?
CVE-2017-7702 affects the WBXML dissector component in Wireshark.
- collector/nvd-index
- agent/type
- agent/softwarecombine
- agent/remedy
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/references
- agent/author
- agent/severity
- agent/weakness
- agent/tags
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/2.0.0
- version/wireshark wireshark/2.0.1
- version/wireshark wireshark/2.0.2
- version/wireshark wireshark/2.0.3
- version/wireshark wireshark/2.0.4
- version/wireshark wireshark/2.0.5
- version/wireshark wireshark/2.0.6
- version/wireshark wireshark/2.0.7
- version/wireshark wireshark/2.0.8
- version/wireshark wireshark/2.0.9
- version/wireshark wireshark/2.0.10
- version/wireshark wireshark/2.0.11
- version/wireshark wireshark/2.2.0
- version/wireshark wireshark/2.2.1
- version/wireshark wireshark/2.2.2
- version/wireshark wireshark/2.2.3
- version/wireshark wireshark/2.2.4
- version/wireshark wireshark/2.2.5