CVE-2021-2308
published 2021-04-22CVE-2021-2308: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior…
PriorityP47low2.7CVSS 3.1
AVNACLPRHUINSUCLINAN
EPSS
0.95%
57.4th percentile
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | mysql-8.0 | < mysql-8.0 8.0.28-1 (sid) | mysql-8.0 8.0.28-1 (sid) |
| msrc | cbl2_kernel_5.10.78.1-1_on_cbl_mariner_2.0 | — | — |
| msrc | cbl_mariner_1.0_arm | — | — |
| msrc | cbl_mariner_1.0_x64 | — | — |
| msrc | cm1_mysql_8.0.26-1_on_cbl_mariner_1.0 | — | — |
| oracle | mysql | 8.0.0 – 8.0.23 | — |
| oracle_corporation | mysql_server | — | — |
CVSS provenance
nvdv3.12.7LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N
osv2.7LOW
vendor_msrc7.8HIGH
vendor_redhat7.8HIGH
vendor_debian2.7LOW
vendor_oracle2.7LOW
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Ubuntu
MySQL vulnerabilities
vendor_ubuntu·2021-05-12
CVE-2021-2154 MySQL vulnerabilities
Title: MySQL vulnerabilities
Summary: Several security issues were fixed in MySQL.
Multiple security issues were discovered in MySQL and this update includes
new upstream MySQL versions to fix these issues.
MySQL has been updated to 8.0.25 in Ubuntu 20.04 LTS, Ubuntu 20.10, and
Ubuntu 21.04. Ubuntu 18.04 LTS has been updated to MySQL 5.7.34.
In addition to security fixes, the updated packages contain bug fixes, new
features, and possibly incompatible changes.
Please see the following for more information:
https://dev.mysql.com/doc/relnotes/mysql/5.7/en/news-5-7-34.html
https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-24.html
https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-25.html
https://www.oracle.com/security-alerts/cpuapr2021.html
Instructions: This update uses a
Red Hat
mysql: Server: Information Schema unspecified vulnerability (CPU Apr 2021)
vendor_redhat·2021-04-20·CVSS 2.7
CVE-2021-2308 [LOW] mysql: Server: Information Schema unspecified vulnerability (CPU Apr 2021)
mysql: Server: Information Schema unspecified vulnerability (CPU Apr 2021)
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).
Package: mysql (Red Hat Enterprise Linux 6) - Not affected
Package: mariadb (Red Hat Enterprise Linux 7) - Not affected
Package: mariadb:10.3/mariadb (Red Hat Enterprise Linux 8) - Not affec
Oracle
Oracle Oracle MySQL Risk Matrix: Server: Information Schema — CVE-2021-2308
vendor_oracle·2021-04-15·CVSS 2.7
CVE-2021-2308 [LOW] Oracle Oracle MySQL Risk Matrix: Server: Information Schema — CVE-2021-2308
Oracle Oracle MySQL Risk Matrix: Server: Information Schema vulnerability
CVE: CVE-2021-2308
CVSS: 2.7
Protocol: MySQL Protocol
Remote exploit: No
Affected versions: Network
Advisory: cpuapr2021 (APR 2021)
Microsoft
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows hi
vendor_msrc·2021-04-13·CVSS 2.7
CVE-2021-2308 [LOW] Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows hi
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).
FAQ: Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability?
One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to dat
Red Hat
kernel: fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages
vendor_redhat·2021-03-15·CVSS 7.8
CVE-2021-28375 [HIGH] CWE-862 kernel: fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages
kernel: fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages
An issue was discovered in the Linux kernel through 5.11.6. fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages, aka CID-20c40794eb85. This is a related issue to CVE-2019-2308.
An issue was discovered in the Linux kernel. Fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages. This is a related issue to CVE-2019-2308.
Statement: There was no shipped kernel version were seen affected with this problem. These files are not built in our source code.
Mitigation: Mitigation for this issue is either not available or the currently available o
Microsoft
An issue was discovered in the Linux kernel through 5.11.6. fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages aka CID-20c40794eb85.
vendor_msrc·2021-03-09·CVSS 7.8
CVE-2021-28375 [HIGH] CWE-862 An issue was discovered in the Linux kernel through 5.11.6. fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages aka CID-20c40794eb85.
An issue was discovered in the Linux kernel through 5.11.6. fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages aka CID-20c40794eb85. This is a related issue to CVE-2019-2308.
FAQ: Is Azure Linux the only Microsoft product that includes this open-source library and is therefore potentially affected by this vulnerability?
One of the main benefits to our customers who choose to use the Azure Linux distro is the commitment to keep it up to date with the most recent and most secure versions of the open source libraries with which the distro is composed. Microsoft is committed to transparency in this work which is why we began publishing CSAF/VEX in October 2025. See this blog post for more information. If impact to additional p
Debian
CVE-2021-2308: mysql-8.0 - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: In...
vendor_debian·2021·CVSS 2.7
CVE-2021-2308 [LOW] CVE-2021-2308: mysql-8.0 - Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: In...
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).
Scope: local
sid: resolved (fixed in 8.0.28-1)
GHSA
GHSA-36mf-gmc7-cfv9: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema)
ghsa_unreviewed·2022-05-24
CVE-2021-2308 [MEDIUM] GHSA-36mf-gmc7-cfv9: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema)
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).
OSV
CVE-2021-2308: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema)
osv·2021-04-22·CVSS 2.7
CVE-2021-2308 [LOW] CVE-2021-2308: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema)
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Information Schema). Supported versions that are affected are 8.0.23 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-04-22
Published