CVE-2018-14341: Integer Overflow
First published: Thu Jul 19 2018(Updated: )
In Wireshark 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15, the DICOM dissector could go into a large or infinite loop. This was addressed in epan/dissectors/packet-dcm.c by preventing an offset overflow.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wireshark Wireshark | >=2.2.0<=2.2.15 | |
| Wireshark Wireshark | >=2.4.0<=2.4.7 | |
| Wireshark Wireshark | >=2.6.0<=2.6.1 | |
| Debian GNU/Linux | =8.0 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
- http://www.securityfocus.com/bid/104847
- http://www.securitytracker.com/id/1041608
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14742
- https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=2e716c32be6aa20e1813b0002878853e71f8b2f4
- https://lists.debian.org/debian-lts-announce/2018/07/msg00045.html
- https://www.wireshark.org/security/wnpa-sec-2018-39.html
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=2e716c32be6aa20e1813b0002878853e71f8b2f4
Frequently Asked Questions
What is the severity of CVE-2018-14341?
CVE-2018-14341 has a medium severity rating as it may lead to a denial of service due to an infinite loop.
How do I fix CVE-2018-14341?
To fix CVE-2018-14341, upgrade Wireshark to the latest version that is not affected, specifically versions later than 2.6.1, 2.4.7, or 2.2.15.
Which versions of Wireshark are vulnerable to CVE-2018-14341?
Wireshark versions 2.6.0 to 2.6.1, 2.4.0 to 2.4.7, and 2.2.0 to 2.2.15 are vulnerable to CVE-2018-14341.
Does CVE-2018-14341 affect Debian Linux?
Yes, CVE-2018-14341 affects the Debian Linux 8.0 distribution if it includes vulnerable versions of Wireshark.
What is the nature of the vulnerability described in CVE-2018-14341?
CVE-2018-14341 involves a large or infinite loop in the DICOM dissector, which can result in denial of service.
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- agent/software-canonical-lookup-request
- vendor/wireshark
- canonical/wireshark wireshark
- version/wireshark wireshark/2.2.0
- version/wireshark wireshark/2.2.15
- version/wireshark wireshark/2.4.0
- version/wireshark wireshark/2.4.7
- version/wireshark wireshark/2.6.0
- version/wireshark wireshark/2.6.1
- vendor/debian
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- version/debian gnu/linux/8.0