CVE-2020-9428

moderate-risk

Published 2020-02-27

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.

Do I need to act?

8.2% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (6)

Wireshark

Debian Linux

Fedora

Leap

Affected Vendors

Debian Fedoraproject Wireshark Opensuse

References (18)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html

Exploit https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16397

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9fe2de78...

Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Third Party Advisory https://security.gentoo.org/glsa/202007-13

Vendor Advisory https://www.wireshark.org/security/wnpa-sec-2020-05.html

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html

Exploit https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16397

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9fe2de78...

Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Third Party Advisory https://security.gentoo.org/glsa/202007-13

Vendor Advisory https://www.wireshark.org/security/wnpa-sec-2020-05.html

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moderate-risk

Severity 26/34 · High

Exploitability 10/34 · Low

Exposure 13/34 · Low