Vulnerability in Oracle Zfs Storage Appliance
CVE-2021-22191
Improper URL handling in Wireshark 3.4.0 to 3.4.3 and 3.2.0 to 3.2.11 could allow remote code execution via via packet injection or crafted capture file.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.037 (89.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 89.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: -0.000
Affected products
- Oracle Zfs Storage Appliance — versions 8.8
- The Wireshark Foundation — versions >=3.4.0, <3.4.4, >=3.2.0, <3.2.12
- Wireshark
- Debian Linux — versions 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wireshark.org/security/wnpa-sec-2021-03.html (Vendor Advisory)
- gitlab.com/wireshark/wireshark/-/issues/17232 (Third Party Advisory, Issue Tracking)
- gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22191.json (Third Party Advisory)
- www.oracle.com/security-alerts/cpuApr2021.html (Patch, Third Party Advisory)
- security.gentoo.org/glsa/202107-21 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/03/msg00041.html (mailing-list, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-22191?
- CVE-2021-22191 is a medium-severity vulnerability in Oracle Zfs Storage Appliance, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2021-03-15.
- How severe is CVE-2021-22191?
- Medium severity. CVSS v3 base score is 6.3 out of 10.
- Is CVE-2021-22191 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.