Vulnerability in Oracle MySQL
CVE-2020-2921
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are 8.0.19 and prior. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.4 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.018 (78.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: -0.000
Affected products
- Oracle MySQL
- Oracle Corporation MySQL Server — versions 8.0.19 and prior
- Fedoraproject Fedora — versions 30, 31, 32
References
- www.oracle.com/security-alerts/cpuapr2020.html (Patch, Vendor Advisory)
- security.netapp.com/advisory/ntap-20200416-0003/ (Third Party Advisory)
- usn.ubuntu.com/4350-1/ (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.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- security.gentoo.org/glsa/202105-27 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-2921?
- CVE-2020-2921 is a medium-severity vulnerability in Oracle MySQL. CVSS score: 4.4/10. Published 2020-04-15.
- How severe is CVE-2020-2921?
- Medium severity. CVSS v3 base score is 4.4 out of 10.