CVE-2021-2011Medium
CVE
CVE
National Vulnerability Database
NVD is the U.S. government repository of standards-based vulnerability management data, built on top of the MITRE CVE list. Every record includes CPE applicability statements, CVSS v2 and v3.x base scores, CWE mappings and cross-references to advisories.
Region
US
Updates
15 min
License
Public Domain
Comprehensive catalog of publicly disclosed vulnerabilities with CPE matches, CVSS scoring and reference URLs. De-facto standard for cross-vendor correlation.
https://nvd.nist.gov →Share link
Anyone with the link can open this vulnerability.
Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.7.32 and prior and…
CVSS
5.9
Medium
EPSS
0.03
p85
Published
2021-01-01
Updated
2021-01-01
Description
Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.7.32 and prior and 8.0.22 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Client. CVSS 3.1 Base Score 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).
Tags · CWE
Pre-auth
Affected products
MariadbMariadb-10.0Mariadb-10.1Mariadb-10.3Mariadb-10.3Mariadb-5.5MysqlMysql-5.5Mysql-5.6Mysql-5.7Mysql-5.7Mysql-5.7Mysql-8.0Mysql-8.0Mysql-8.0Mysql-8.0Mysql-8.0Mysql-8.0Mysql-8.0Mysql-8.0
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Timeline
2021-01-01
Published
2021-01-01
Updated
CVSS 3.1 breakdown
Attack Vector
AV: N
Network (N)
Attack Complexity
AC: H
High (H)
Privileges Required
PR: N
None (N)
User Interaction
UI: N
None (N)
Scope
S: U
Unchanged (U)
Confidentiality Impact
C: N
None (N)
Integrity Impact
I: N
None (N)
Availability Impact
A: H
High (H)
Exploit indicators
EPSS
0.030 · p85
Known exploited (KEV)
No
Known exploits — Сканер-ВС
No Сканер-ВС checks registered for this vulnerability yet.
Affected products
| Product | Vendor | Status |
|---|---|---|
| mariadb | Tracked | |
| mariadb-10.0 | Tracked | |
| mariadb-10.1 | Tracked | |
| mariadb-10.3 | Tracked | |
| mariadb-10.3 | Tracked | |
| mariadb-5.5 | Tracked | |
| mysql | Tracked | |
| mysql-5.5 | Tracked | |
| mysql-5.6 | Tracked | |
| mysql-5.7 | Tracked | |
| mysql-5.7 | Tracked | |
| mysql-5.7 | Tracked | |
| mysql-8.0 | Tracked | |
| mysql-8.0 | Tracked | |
| mysql-8.0 | Tracked | |
| mysql-8.0 | Tracked | |
| mysql-8.0 | Tracked | |
| mysql-8.0 | Tracked | |
| mysql-8.0 | Tracked | |
| mysql-8.0 | Tracked |
Showing first 20 of 153
Source databases
ALT
ALT
ALT Linux Security Errata
ALT Linux is a family of independent Russian Linux distributions built on the Sisyphus repository by BaseALT and certified by ФСТЭК for government and critical-infrastructure use. This source aggregates ALT's published errata (errata.altlinux.org / OVAL) with БДУ ФСТЭК records that flag ALT as an affected platform, mapping each issue to the fixing package and branch.
Region
RU
Updates
1 ч
License
Открытые данные
Security errata for the ALT family of Russian Linux distributions (Sisyphus plus the p9/p10/p11 stable branches), combined with БДУ ФСТЭК's mapping of ALT as an affected platform.
https://errata.altlinux.org →DEB
DEB
Debian Security Advisories (DSA)
DSAs are published by the Debian Security Team for issues affecting the stable distribution. The downstream tracker (security-tracker.debian.org) additionally maps every CVE to its package-level status across all supported suites.
Region
Intl.
Updates
1 ч
License
Public Domain
Advisories covering the Debian stable and oldstable releases. Ship notes include the exact .deb version that remediates each issue.
https://www.debian.org/security/ →CVE
CVE
National Vulnerability Database
NVD is the U.S. government repository of standards-based vulnerability management data, built on top of the MITRE CVE list. Every record includes CPE applicability statements, CVSS v2 and v3.x base scores, CWE mappings and cross-references to advisories.
Region
US
Updates
15 min
License
Public Domain
Comprehensive catalog of publicly disclosed vulnerabilities with CPE matches, CVSS scoring and reference URLs. De-facto standard for cross-vendor correlation.
https://nvd.nist.gov →RED
RED
Red Hat Security Advisories (RHSA)
Red Hat advisories are authoritative for RHEL-family systems: each record lists the exact package NEVRA fixed, the affected streams, and a Red Hat-assigned severity that may differ from NVD's. Many downstream projects (CentOS Stream, Rocky, Alma) follow these IDs.
Region
US
Updates
1 ч
License
CC BY-SA 4.0
Advisories for Red Hat Enterprise Linux, OpenShift, Ansible and other Red Hat products. Includes detailed backport tracking — critical for long-term-support distributions.
https://access.redhat.com/security/security-updates/ →UBU
UBU
Ubuntu Security Notices (USN)
USNs are authoritative for Ubuntu systems. The CVE Tracker links each vulnerability to its per-release status (needed, released, not-affected) and to the exact Launchpad bug where the fix is integrated.
Region
Intl.
Updates
1 ч
License
CC BY-SA 3.0
Security notices for Ubuntu LTS and interim releases, covering main, universe and (via Pro) ESM-extended packages.
https://ubuntu.com/security/notices →Related vulnerabilities