CVE-2020-17498: In Wireshark 3.2.0 to 3.2.5, the Kafka protocol dissector could crash

Medium severity · published Aug 13, 2020

CVE-2020-17498

In Wireshark 3.2.0 to 3.2.5, the Kafka protocol dissector could crash

6.5

CVSS

2.6%

EPSS

On KEV

Description

In Wireshark 3.2.0 to 3.2.5, the Kafka protocol dissector could crash. This was addressed in epan/dissectors/packet-kafka.c by avoiding a double free during LZ4 decompression.

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)2.6% · higher than 85% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Fedora · Fedoraproject

31; 32 · source: NVD

Leap · Opensuse

15.1; 15.2 · source: NVD

Wireshark · Wireshark

3.2.0 before 3.2.6 · source: NVD

Zfs Storage Appliance Kit · Oracle

8.8 · source: NVD

Affected product

Fedora

Fedoraproject

All Fedora CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2020-17498

CVE.org

https://www.cve.org/CVERecord?id=CVE-2020-17498

Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html

Mailing List

http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html

Exploit

https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16672

code.wireshark.org

https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=76afda963de4f0b9be24f2d8e873990a5cbf221b

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AII7UYDPNKYE75AZL45M6HAV2COP7F6S/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G7LO7DAPN33FL4JQ7DDPB76SIEFGMZSQ/