CVE-2018-7337
First published: Fri Feb 23 2018(Updated: )
In Wireshark 2.4.0 to 2.4.4, the DOCSIS protocol dissector could crash. This was addressed in plugins/docsis/packet-docsis.c by removing the recursive algorithm that had been used for concatenated PDUs.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | >=2.4.0<=2.4.4 | |
| Debian GNU/Linux | =7.0 |
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Reference Links
- http://www.securityfocus.com/bid/103164
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14446
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=511a8b0b546d25413e289dc5a7d3a455a33994c2
- https://lists.debian.org/debian-lts-announce/2018/04/msg00018.html
- https://www.wireshark.org/security/wnpa-sec-2018-08.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=511a8b0b546d25413e289dc5a7d3a455a33994c2
Frequently Asked Questions
What is the severity of CVE-2018-7337?
CVE-2018-7337 is classified as a medium-severity vulnerability due to its potential to cause crashes in Wireshark.
How do I fix CVE-2018-7337?
To fix CVE-2018-7337, update Wireshark to version 2.4.5 or later, which addresses the recursive algorithm issue.
What versions of Wireshark are affected by CVE-2018-7337?
CVE-2018-7337 affects Wireshark versions 2.4.0 to 2.4.4.
Can CVE-2018-7337 impact network analysis in Wireshark?
Yes, CVE-2018-7337 can impact network analysis by causing the application to crash during the processing of DOCSIS protocols.
Is CVE-2018-7337 relevant for Debian Linux users?
Yes, CVE-2018-7337 is relevant for Debian users running version 7.0 with the affected version of Wireshark installed.
- agent/type
- collector/mitre-cve
- source/MITRE
- agent/author
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- agent/references
- agent/last-modified-date
- agent/remedy
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/2.4.0
- version/wireshark wireshark/2.4.4
- vendor/debian
- canonical/debian gnu/linux
- version/debian gnu/linux/7.0