Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wireshark | Wireshark | >= 3.2.0, < 3.2.6 |
| Fedoraproject | Fedora | 31 |
| Opensuse | Leap | 15.1 |
| Oracle | Zfs Storage Appliance Kit | 8.8 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.htmlMailing ListThird Party Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16672ExploitIssue TrackingPatch
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=76afda96
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202008-14Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatchThird Party Advisory
- https://www.wireshark.org/security/wnpa-sec-2020-10.htmlVendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.htmlMailing ListThird Party Advisory
- https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16672ExploitIssue TrackingPatch
- https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=76afda96
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2020-17498?
CVE-2020-17498 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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.
How severe is CVE-2020-17498?
CVE-2020-17498 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-17498?
Check the references section above for vendor advisories and patch information. Affected products include: Wireshark Wireshark, Fedoraproject Fedora, Opensuse Leap, Oracle Zfs Storage Appliance Kit.