CVE-2020-9428: 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

High severity · published Feb 27, 2020

CVE-2020-9428

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

7.5

CVSS

3.1%

EPSS

On KEV

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)3.1% · higher than 88% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Debian Linux · Debian

9.0 · source: NVD

Fedora · Fedoraproject

30; 31; 32 · source: NVD

Leap · Opensuse

15.1 · source: NVD

Wireshark · Wireshark

2.6.0 through 2.6.14; 3.0.0 through 3.0.8; 3.2.0 through 3.2.1 · source: NVD

Affected product

Debian Linux

Debian

All Debian Linux CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2020-9428

CVE.org

https://www.cve.org/CVERecord?id=CVE-2020-9428

Mailing List

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

Exploit

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

code.wireshark.org

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=9fe2de783dbcbe74144678d60a4e3923367044b2

Mailing List

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

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DZBICEY2HGSNQ3RPBLMDDYVAHGOGS4E2/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDVMBCADP73TBISYCS6ARKOSNNJOGXXZ/