mysql: Server: Memcached unspecified vulnerability (CPU Apr 2020)
Published Apr 15, 2020
5.9
MEDIUMCVSS 3.1
EPSS 3.39%
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Memcached). Supported versions that are affected are 5.6.47 and prior, 5.7.29 and prior and 8.0.19 and prior. Difficult to exploit vulnerability allows unauthenticated 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 5.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).
Affected products
-
- Version 5.6.47 and priorStatusaffectedConstraints-
- Version 5.7.29 and priorStatusaffectedConstraints-
- Version 8.0.19 and priorStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Oracle Corporation | MySQL Server | n/a |
|
Configuration 1
Configuration 2
- 30
- 31
- 32
Configuration 3
- 16.04
- 18.04
- 19.10
- 20.04
Configuration 4
- ≥ 7.3
- ≥ 9.5
- n/a
- n/a
- n/a
No data.
Red Hat Enterprise Linux 8
mysql:8.0-8020020200828111438.4cda2c84
Fixed · RHSA-2020:3732
Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions
mysql:8.0-8000020200828111808.f8e95b4e
Fixed · RHSA-2020:3755
Red Hat Enterprise Linux 8.1 Extended Update Support
mysql:8.0-8010020200828111645.c27ad7f8
Fixed · RHSA-2020:3757
Red Hat Software Collections for Red Hat Enterprise Linux 7
rh-mysql80-mysql-0:8.0.21-1.el7
Fixed · RHSA-2020:3518
Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS
rh-mysql80-mysql-0:8.0.21-1.el7
Fixed · RHSA-2020:3518
Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS
rh-mysql80-mysql-0:8.0.21-1.el7
Fixed · RHSA-2020:3518
Red Hat Enterprise Linux 5
mysql55-mysql
Not affected
Red Hat Enterprise Linux 6
mysql
Not affected
Red Hat Enterprise Linux 7
mariadb
Not affected
Red Hat Enterprise Linux 8
mariadb:10.3/mariadb
Not affected
Red Hat OpenStack Platform 10 (Newton)
mariadb-galera
Out of support scope
Red Hat OpenStack Platform 13 (Queens)
mariadb
Not affected
Red Hat OpenStack Platform 14 (Rocky)
mariadb
Not affected
Red Hat Software Collections
rh-mariadb102-mariadb
Not affected
Red Hat Software Collections
rh-mariadb103-mariadb
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | mysql:8.0-8020020200828111438.4cda2c84 | Fixed | RHSA-2020:3732 |
| Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions | mysql:8.0-8000020200828111808.f8e95b4e | Fixed | RHSA-2020:3755 |
| Red Hat Enterprise Linux 8.1 Extended Update Support | mysql:8.0-8010020200828111645.c27ad7f8 | Fixed | RHSA-2020:3757 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 | rh-mysql80-mysql-0:8.0.21-1.el7 | Fixed | RHSA-2020:3518 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.6 EUS | rh-mysql80-mysql-0:8.0.21-1.el7 | Fixed | RHSA-2020:3518 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS | rh-mysql80-mysql-0:8.0.21-1.el7 | Fixed | RHSA-2020:3518 |
| Red Hat Enterprise Linux 5 | mysql55-mysql | Not affected | n/a |
| Red Hat Enterprise Linux 6 | mysql | Not affected | n/a |
| Red Hat Enterprise Linux 7 | mariadb | Not affected | n/a |
| Red Hat Enterprise Linux 8 | mariadb:10.3/mariadb | Not affected | n/a |
| Red Hat OpenStack Platform 10 (Newton) | mariadb-galera | Out of support scope | n/a |
| Red Hat OpenStack Platform 13 (Queens) | mariadb | Not affected | n/a |
| Red Hat OpenStack Platform 14 (Rocky) | mariadb | Not affected | n/a |
| Red Hat Software Collections | rh-mariadb102-mariadb | Not affected | n/a |
| Red Hat Software Collections | rh-mariadb103-mariadb | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Sep 30, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.39% (0.03389) | 88.42th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.19% (0.03191) | 86.40th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.98% (0.00983) | 74.77th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.33% (0.03327) | 78.59th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.98% (0.00983) | 75.23th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.38% (0.00379) | 73.76th | v3 (v2023.03.01) |
| Mar 22, 2024 | 0.50% (0.00499) | 75.83th | v3 (v2023.03.01) |
| Mar 6, 2024 | 0.44% (0.00437) | 74.15th | v3 (v2023.03.01) |
| Feb 3, 2024 | 0.46% (0.00455) | 72.66th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.38% (0.00381) | 69.92th | v3 (v2023.03.01) |
| Apr 4, 2023 | 0.60% (0.00605) | 75.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.47% (0.00466) | 71.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 14.86% (0.14862) | 91.25th | v2 (v2022.01.01) |
| Feb 3, 2022 | 7.04% (0.07038) | 83.71th | v1 |
| Jan 6, 2022 | 7.04% (0.07038) | 83.55th | v1 |
| Sep 1, 2021 | 1.66% (0.01659) | 73.96th | v1 |
| May 27, 2021 | 1.66% (0.01659) | 0.00th | v1 |
| Apr 14, 2021 | 1.45% (0.01454) | 0.00th | v1 |
No CWE recorded.
References (11)
- https://access.redhat.com/security/cve/CVE-2020-2804 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1830058 Issue Tracking
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/77REFDB7DE4WNKQIRGZTF53RFBQOXQLC/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SDGBQYS3A36S4CAZPV5YROHYXYZR6LAH/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TSVLI36TYRTPQGCS24VZQUXCUFOUW4VQ/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2020-2804
- https://security.gentoo.org/glsa/202105-27 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://security.netapp.com/advisory/ntap-20200416-0003/ x_refsource_CONFIRMThird Party Advisory
- https://usn.ubuntu.com/4350-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2020-2804
- https://www.oracle.com/security-alerts/cpuapr2020.html x_refsource_MISCVendor Advisory
Change history (0)
No recorded changes yet.