CVE-2018-2767

mysql: use of SSL/TLS not enforced in libmysqld (Return of BACKRONYM)

Severity Score

3.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server: Security: Encryption). Supported versions that are affected are 5.5.60 and prior, 5.6.40 and prior and 5.7.22 and prior. Difficult to exploit vulnerability allows low 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 3.0 Base Score 3.1 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N).

Vulnerabilidad en el componente MySQL Server en Oracle MySQL (subcomponente: Server: Security: Encryption). Las versiones compatibles que se han visto afectadas son la 5.5.60 y anteriores, 5.6.40 y anteriores, y la 5.7.22 y anteriores. Una vulnerabilidad difícilmente explotable permite que un atacante con un bajo nivel de privilegios que tenga acceso a red por múltiples protocolos comprometa la seguridad de MySQL Server. Los ataques exitosos de esta vulnerabilidad pueden resultar en un acceso de lectura sin autorización a un subconjunto de datos accesibles de MySQL Server. CVSS 3.0 Base Score 3.1 (impactos en la confidencialidad). Vector CVSS: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N).

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2017-12-15 CVE Reserved
2018-07-18 CVE Published
2024-09-12 EPSS Updated
2024-10-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-325: Missing Cryptographic Step

CAPEC

References (12)

URL	Tag	Source
http://www.securityfocus.com/bid/103954	Third Party Advisory
http://www.securitytracker.com/id/1041294	Broken Link
https://lists.debian.org/debian-lts-announce/2018/11/msg00004.html	Mailing List
https://security.netapp.com/advisory/ntap-20180726-0002	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html	2022-09-21

URL	Date	SRC
https://access.redhat.com/errata/RHSA-2018:2439	2022-09-21
https://access.redhat.com/errata/RHSA-2018:2729	2022-09-21
https://usn.ubuntu.com/3725-1	2022-09-21
https://usn.ubuntu.com/3725-2	2022-09-21
https://www.debian.org/security/2018/dsa-4341	2022-09-21
https://access.redhat.com/security/cve/CVE-2018-2767	2018-08-16
https://bugzilla.redhat.com/show_bug.cgi?id=1564965	2018-08-16

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Oracle Search vendor "Oracle"		Mysql Search vendor "Oracle" for product "Mysql"				>= 5.5.0 <= 5.5.60 Search vendor "Oracle" for product "Mysql" and version " >= 5.5.0 <= 5.5.60"		-		Affected
Oracle Search vendor "Oracle"		Mysql Search vendor "Oracle" for product "Mysql"				>= 5.6.0 <= 5.6.40 Search vendor "Oracle" for product "Mysql" and version " >= 5.6.0 <= 5.6.40"		-		Affected
Oracle Search vendor "Oracle"		Mysql Search vendor "Oracle" for product "Mysql"				>= 5.7.0 <= 5.7.22 Search vendor "Oracle" for product "Mysql" and version " >= 5.7.0 <= 5.7.22"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				8.0 Search vendor "Debian" for product "Debian Linux" and version "8.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				12.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "12.04"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected
Redhat Search vendor "Redhat"		Openstack Search vendor "Redhat" for product "Openstack"				12 Search vendor "Redhat" for product "Openstack" and version "12"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop"				7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Eus Search vendor "Redhat" for product "Enterprise Linux Eus"				7.5 Search vendor "Redhat" for product "Enterprise Linux Eus" and version "7.5"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Eus Search vendor "Redhat" for product "Enterprise Linux Eus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Eus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Eus Search vendor "Redhat" for product "Enterprise Linux Eus"				7.7 Search vendor "Redhat" for product "Enterprise Linux Eus" and version "7.7"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Aus Search vendor "Redhat" for product "Enterprise Linux Server Aus"				7.7 Search vendor "Redhat" for product "Enterprise Linux Server Aus" and version "7.7"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus"				7.6 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.6"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Tus Search vendor "Redhat" for product "Enterprise Linux Server Tus"				7.7 Search vendor "Redhat" for product "Enterprise Linux Server Tus" and version "7.7"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"		-		Affected
Mariadb Search vendor "Mariadb"		Mariadb Search vendor "Mariadb" for product "Mariadb"				>= 5.5.0 < 5.5.60 Search vendor "Mariadb" for product "Mariadb" and version " >= 5.5.0 < 5.5.60"		-		Affected
Mariadb Search vendor "Mariadb"		Mariadb Search vendor "Mariadb" for product "Mariadb"				>= 10.0.0 < 10.0.35 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.0.0 < 10.0.35"		-		Affected
Mariadb Search vendor "Mariadb"		Mariadb Search vendor "Mariadb" for product "Mariadb"				>= 10.1.0 < 10.1.33 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.1.0 < 10.1.33"		-		Affected
Mariadb Search vendor "Mariadb"		Mariadb Search vendor "Mariadb" for product "Mariadb"				>= 10.2.0 < 10.2.15 Search vendor "Mariadb" for product "Mariadb" and version " >= 10.2.0 < 10.2.15"		-		Affected
Netapp Search vendor "Netapp"		Oncommand Insight Search vendor "Netapp" for product "Oncommand Insight"				-		-		Affected
Netapp Search vendor "Netapp"		Oncommand Workflow Automation Search vendor "Netapp" for product "Oncommand Workflow Automation"				-		-		Affected
Netapp Search vendor "Netapp"		Snapcenter Search vendor "Netapp" for product "Snapcenter"				-		-		Affected