Description
In Wireshark 3.2.0 to 3.2.1, 3.0.0 to 3.0.8, and 2.6.0 to 2.6.14, the EAP dissector could crash. This was addressed in epan/dissectors/packet-eap.c by using more careful sscanf parsing.
References (9)
Core 9
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16397
Vendor Advisory x_refsource_misc
https://www.wireshark.org/security/wnpa-sec-2020-05.html
Patch x_refsource_misc
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9fe2de783dbcbe74144678d60a4e3923367044b2
Mailing List, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZBICEY2HGSNQ3RPBLMDDYVAHGOGS4E2/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDVMBCADP73TBISYCS6ARKOSNNJOGXXZ/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XN2GMGLT5XND7U34WX3O23WKUZ7JHMVN/
Third Party Advisory vendor-advisory
x_refsource_gentoo
https://security.gentoo.org/glsa/202007-13
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
Scores
CVSS v3
7.5
EPSS
0.0818
EPSS Percentile
92.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (6)
debian/debian_linux
9.0
fedoraproject/fedora
30
fedoraproject/fedora
31
fedoraproject/fedora
32
opensuse/leap
15.1
wireshark/wireshark
2.6.0 - 2.6.14
Published
Feb 27, 2020
Tracked Since
Feb 18, 2026