CVE-2020-2934
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported...
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.19 and prior and 5.1.48 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Connectors accessible data as well as unauthorized read access to a subset of MySQL Connectors accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L).
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
5.0
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.19 and prior and 5.1.48 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Connectors accessible data as well as unauthorized read access to a subset of MySQL Connectors accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L).
- Record
CVE-2020-2934- CVSS 3.0
- 5.0 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
EUVDEUVD-2020-22727
5.0
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.19 and prior and 5.1.48 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Connectors accessible data as well as unauthorized read access to a subset of MySQL Connectors accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L).
- Record
EUVD-2020-22727- CVSS 3.0
- 5.0 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rhrf-w5v6-jgp3
5.0
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported...
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.19 and prior and 5.1.48 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Connectors accessible data as well as unauthorized read access to a subset of MySQL Connectors accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L).
- Record
GHSA-rhrf-w5v6-jgp3- CVSS 3.1
- 5.0 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
NVD
5.0
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.19 and prior and 5.1.48 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Connectors accessible data as well as unauthorized read access to a subset of MySQL Connectors accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L).
- Record
CVE-2020-2934- CVSS 3.1
- 5.0 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L - CVSS 3.0
- 5.0 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L - CVSS 2.0
- 5.1 Medium
AV:N/AC:H/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
OSVUBUNTU-CVE-2020-2934
5.0
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). Supported versions that are affected are 8.0.19 and prior and 5.1.48 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Connectors accessible data as well as unauthorized read access to a subset of MySQL Connectors accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.0 Base Score 5.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L).
- Record
UBUNTU-CVE-2020-2934- CVSS 3.1
- 5.0 Medium
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L - CVSS 3.0
- 5.0 Medium
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L - Updated
- 2026-11-02
OSVMGASA-2020-0369 No score
Updated mysql-connector-java package fixes security vulnerability
A flaw was found in the mysql-connector-java package. A complicated attack against the mysql Connector/J allows attackers on the local network to interfere with a user's connection and insert unauthorized SQL commands (CVE-2020-2934).
- Record
MGASA-2020-0369- Updated
- 2026-11-02
OSVopenSUSE-SU-2021:1126-1 No score
Security update for mysql-connector-java
This update for mysql-connector-java fixes the following issues:
- CVE-2020-2875: Unauthenticated attacker with network access via multiple protocols can compromise MySQL Connectors. (bsc#1173600)
- CVE-2020-2934: Fixed a vulnerability which could cause a partial denial of service of MySQL Connectors. (bsc#1173600)
- CVE-2020-2933: Fixed a vulnerability which could allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. (bsc#1173600)
This update was imported from the SUSE:SLE-15-SP2:Update update project.
- Record
openSUSE-SU-2021:1126-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2021:2622-1 No score
Security update for mysql-connector-java
This update for mysql-connector-java fixes the following issues:
- CVE-2020-2875: Unauthenticated attacker with network access via multiple protocols can compromise MySQL Connectors. (bsc#1173600)
- CVE-2020-2934: Fixed a vulnerability which could cause a partial denial of service of MySQL Connectors. (bsc#1173600)
- CVE-2020-2933: Fixed a vulnerability which could allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. (bsc#1173600)
- Record
openSUSE-SU-2021:2622-1- Updated
- 2026-11-02
OSVSUSE-SU-2021:2877-1 No score
Security update for mysql-connector-java
This update for mysql-connector-java fixes the following issues:
- CVE-2020-2875: Unauthenticated attacker with network access via multiple protocols can compromise MySQL Connectors. (bsc#1173600)
- CVE-2020-2934: Fixed a vulnerability which could cause a partial denial of service of MySQL Connectors. (bsc#1173600)
- CVE-2020-2933: Fixed a vulnerability which could allows high privileged attacker with network access via multiple protocols to compromise MySQL Connectors. (bsc#1173600)
- Record
SUSE-SU-2021:2877-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
mysql-connector-javaDebian:8 From an advisory covering 3 CVEs |
before 5.1.49-0+deb8u1, plus listed versions 5.1.32-15.1.37-15.1.38-15.1.39-15.1.39-1~deb7u1 Show 9 moreShow less5.1.39-1~deb8u15.1.40-15.1.41-15.1.41-1~deb8u15.1.42-15.1.42-1~deb7u15.1.42-1~deb8u15.1.44-15.1.45-1 |
5.1.49-0+deb8u1 |
mysql-connector-javaDebian:9 From an advisory covering 3 CVEs |
before 5.1.49-0+deb9u1, plus listed versions 5.1.42-15.1.44-15.1.45-1 |
5.1.49-0+deb9u1 |
mysql-connector-javaMageia:7 |
before 8.0.20-1.mga7 | 8.0.20-1.mga7 |
mysql-connector-javaSUSE:HPE Helion OpenStack 8 From an advisory covering 3 CVEs |
before 5.1.42-5.7.1 | 5.1.42-5.7.1 |
mysql-connector-javaSUSE:OpenStack Cloud 8 From an advisory covering 3 CVEs |
before 5.1.42-5.7.1 | 5.1.42-5.7.1 |
mysql-connector-javaSUSE:OpenStack Cloud 9 From an advisory covering 3 CVEs |
before 5.1.42-5.7.1 | 5.1.42-5.7.1 |
mysql-connector-javaSUSE:OpenStack Cloud Crowbar 8 From an advisory covering 3 CVEs |
before 5.1.42-5.7.1 | 5.1.42-5.7.1 |
mysql-connector-javaSUSE:OpenStack Cloud Crowbar 9 From an advisory covering 3 CVEs |
before 5.1.42-5.7.1 | 5.1.42-5.7.1 |
mysql-connector-javaSUSE:Linux Enterprise Software Development Kit 12 SP5 From an advisory covering 3 CVEs |
before 5.1.42-5.7.1 | 5.1.42-5.7.1 |
mysql-connector-javaUbuntu:14.04:LTS |
All versions, plus listed versions 5.1.25-15.1.26-15.1.27-15.1.28-1 |
None known |
Show 4 moreShow less
| Package | Affected | Fixed |
|---|---|---|
mysql-connector-javaUbuntu:16.04:LTS |
All versions, plus listed versions 5.1.32-15.1.38-1 |
None known |
mysql-connector-javaUbuntu:18.04:LTS |
All versions, plus listed versions 5.1.42-15.1.44-15.1.45-1 |
None known |
mysql-connector-javaopenSUSE:Leap 15.2 From an advisory covering 3 CVEs |
before 5.1.47-lp152.2.3.1 | 5.1.47-lp152.2.3.1 |
mysql-connector-javaopenSUSE:Leap 15.3 From an advisory covering 3 CVEs |
before 5.1.47-3.3.1 | 5.1.47-3.3.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-2934 is a medium vulnerability (CVSS 5.0) in Debian Linux, published April 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.28%, the 88th percentile. Fixed in mysql-connector-java 8.0.20-1.mga7.
References
lists.debian.org/debian-lts-announce/2020/06/msg00015.html
debian.org/security/2020/dsa-4703
oracle.com/security-alerts/cpuapr2020.html
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4QDR2WOUETBT76WAO5NNCCXSAM3AGG3D
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDKQVPFT4Z4SFPBH6YNFMJOXKS2YYKHA
security.gentoo.org/glsa/202105-27
Show 18 moreShow less
oracle.com/security-alerts/cpujan2022.html
nvd.nist.gov/vuln/detail/CVE-2020-2934
lists.fedoraproject.org/archives/list/[email protected]/message/4QDR2WOUETBT76WAO5NNCCXSAM3AGG3D
lists.fedoraproject.org/archives/list/[email protected]/message/MDKQVPFT4Z4SFPBH6YNFMJOXKS2YYKHA
github.com/advisories/GHSA-rhrf-w5v6-jgp3
advisories.mageia.org/MGASA-2020-0369.html
bugs.mageia.org/show_bug.cgi?id=26522
dev.mysql.com/doc/relnotes/connector-j/8.0/en/news-8-0-20.html
lists.fedoraproject.org/archives/list/[email protected]/thread/4QDR2WOUETBT76WAO5NNCCXSAM3AGG3D
suse.com/support/update/announcement/2021/suse-su-20212877-1
bugzilla.suse.com/1173600
suse.com/security/cve/CVE-2020-2875
suse.com/security/cve/CVE-2020-2933
suse.com/security/cve/CVE-2020-2934
ubuntu.com/security/CVE-2020-2934
cve.org/CVERecord?id=CVE-2020-2934
lists.opensuse.org/archives/list/[email protected]/thread/WS25DT4QDBVK3PBC74G4JTBWADK62LTQ
lists.opensuse.org/archives/list/[email protected]/thread/KHHGZ3MEHVZT3NYQIEG5WTISHLXRLW3D