CVE-2018-5335: Buffer Overflow
First published: Thu Jan 11 2018(Updated: )
In Wireshark 2.4.0 to 2.4.3 and 2.2.0 to 2.2.11, the WCP dissector could crash. This was addressed in epan/dissectors/packet-wcp.c by validating the available buffer length.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/wireshark | 2.6.20-0+deb10u4 2.6.20-0+deb10u7 3.4.10-0+deb11u1 4.0.6-1~deb12u1 4.0.10-1 | |
| Wireshark Wireshark | >=2.2.0<=2.2.11 | |
| Wireshark Wireshark | >=2.4.0<=2.4.3 | |
| Debian GNU/Linux | =7.0 | |
| Debian GNU/Linux | =8.0 | |
| Debian GNU/Linux | =9.0 |
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Reference Links
- https://www.wireshark.org/security/wnpa-sec-2018-04.html
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14251
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=086b87376b988c555484349aa115d6e08ac6db07
- https://security-tracker.debian.org/tracker/CVE-2018-5335
- http://www.securityfocus.com/bid/102500
- https://lists.debian.org/debian-lts-announce/2018/01/msg00032.html
- https://www.debian.org/security/2018/dsa-4101
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=086b87376b988c555484349aa115d6e08ac6db07
Frequently Asked Questions
What is the severity of CVE-2018-5335?
CVE-2018-5335 is classified as a medium severity vulnerability due to the potential for application crashes.
How do I fix CVE-2018-5335?
To fix CVE-2018-5335, you should upgrade Wireshark to version 2.4.4 or later.
What software versions are affected by CVE-2018-5335?
CVE-2018-5335 affects Wireshark versions 2.4.0 to 2.4.3 and 2.2.0 to 2.2.11.
What type of vulnerability is CVE-2018-5335?
CVE-2018-5335 is a buffer overflow vulnerability in the WCP dissector of Wireshark.
Is CVE-2018-5335 being actively exploited?
As of now, there are no confirmed reports of CVE-2018-5335 being actively exploited in the wild.
- collector/security-tracker-debian
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- collector/mitre-cve
- source/MITRE
- agent/references
- agent/last-modified-date
- agent/weakness
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- agent/author
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- agent/event
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- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/2.2.0
- version/wireshark wireshark/2.2.11
- version/wireshark wireshark/2.4.0
- version/wireshark wireshark/2.4.3
- vendor/debian
- canonical/debian gnu/linux
- version/debian gnu/linux/7.0
- version/debian gnu/linux/8.0
- version/debian gnu/linux/9.0