Double Free in Oracle Zfs Storage Appliance Kit
CVE-2020-17498
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.
Vulnerability class: Double Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.026 (84.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: 0.000
Affected products
- Oracle Zfs Storage Appliance Kit — versions 8.8
- Wireshark
- Fedoraproject Fedora — versions 31, 32
- openSUSE Leap — versions 15.1, 15.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugs.wireshark.org/bugzilla/show_bug.cgi (Exploit, Patch, Issue Tracking, Vendor Advisory)
- www.wireshark.org/security/wnpa-sec-2020-10.html (Vendor Advisory)
- code.wireshark.org/review/gitweb
- security.gentoo.org/glsa/202008-14 (vendor-advisory, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-11/msg00035.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-11/msg00038.html (vendor-advisory, Mailing List, Third Party Advisory)
- www.oracle.com/security-alerts/cpujan2021.html (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-17498?
- CVE-2020-17498 is a medium-severity vulnerability in Oracle Zfs Storage Appliance Kit, classified under Double Free. CVSS score: 6.5/10. Published 2020-08-13.
- How severe is CVE-2020-17498?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-17498 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.