Vulnerability in Oracle Zfs Storage Appliance Kit
CVE-2020-26420
Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L.
EPSS exploit prediction
EPSS: 0.027 (85.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.6% 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: 0.027 · change: +0.001
Affected products
- Oracle Zfs Storage Appliance Kit — versions 8.8
- The Wireshark Foundation — versions 3.4.0, >= 3.2.0 to < 3.2.9
- Wireshark — versions 3.4.0
- Fedoraproject Fedora — versions 32, 33
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wireshark.org/security/wnpa-sec-2020-18.html (Vendor Advisory)
- gitlab.com/wireshark/wireshark/-/issues/16994 (Exploit, Third Party Advisory, Issue Tracking)
- gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26420.json (Third Party Advisory)
- security.gentoo.org/glsa/202101-12 (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)
- www.oracle.com/security-alerts/cpuApr2021.html (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-26420?
- CVE-2020-26420 is a low-severity vulnerability in Oracle Zfs Storage Appliance Kit, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 3.1/10. Published 2020-12-11.
- How severe is CVE-2020-26420?
- Low severity. CVSS v3 base score is 3.1 out of 10.
- Is CVE-2020-26420 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.