CVE-2020-13164: In Wireshark 3.2.0 to 3.2.3, 3.0.0 to 3.0.10, and 2.6.0 to 2.6.16, the NFS dissector could crash

High severity · published May 19, 2020

CVE-2020-13164

In Wireshark 3.2.0 to 3.2.3, 3.0.0 to 3.0.10, and 2.6.0 to 2.6.16, the NFS dissector could crash

7.5

CVSS

EPSS

On KEV

Description

In Wireshark 3.2.0 to 3.2.3, 3.0.0 to 3.0.10, and 2.6.0 to 2.6.16, the NFS dissector could crash. This was addressed in epan/dissectors/packet-nfs.c by preventing excessive recursion, such as for a cycle in the directory graph on a filesystem.

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)3.0% · higher than 87% 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

31; 32 · source: NVD

Leap · Opensuse

15.1; 15.2 · source: NVD

Wireshark · Wireshark

2.6.0 through 2.6.16; 3.0.0 through 3.0.10; 3.2.0 through 3.2.3 · source: NVD

Affected product

Debian Linux

Debian

All Debian Linux CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2020-13164

CVE.org

https://www.cve.org/CVERecord?id=CVE-2020-13164

Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00026.html

Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00038.html

Issue Tracking

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16476

code.wireshark.org

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=e6e98eab8e5e0bbc982cfdc808f2469d7cab6c5a

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/5UOISPQTRCZGQLKBVXEDL72AEXEHS425/