CVE-2017-3635

MEDIUM

MySQL Connector/C < 6.1.10 - Authenticated Denial of Service via mysql_stmt_close()

Title source: llm
STIX 2.1

Description

Vulnerability in the MySQL Connectors component of Oracle MySQL (subcomponent: Connector/C). Supported versions that are affected are 6.1.10 and earlier. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. Note: The documentation has also been updated for the correct way to use mysql_stmt_close(). Please see: https://dev.mysql.com/doc/refman/5.7/en/mysql-stmt-execute.html, https://dev.mysql.com/doc/refman/5.7/en/mysql-stmt-fetch.html, https://dev.mysql.com/doc/refman/5.7/en/mysql-stmt-close.html, https://dev.mysql.com/doc/refman/5.7/en/mysql-stmt-error.html, https://dev.mysql.com/doc/refman/5.7/en/mysql-stmt-errno.html, and https://dev.mysql.com/doc/refman/5.7/en/mysql-stmt-sqlstate.html. CVSS 3.0 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H).

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/99730
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038928
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3922

Scores

CVSS v3 5.3
EPSS 0.0063
EPSS Percentile 70.6%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (6)
debian/debian_linux 8.0
oracle/mysql 5.5.0 - 5.5.56
oracle/mysql_connector\/c < 6.1.10
Oracle Corporation/MySQL Server 5.5.56 and earlier
Oracle Corporation/MySQL Server 5.6.36 and earlier
Oracle Corporation/MySQL Server 5.7.18 and earlier
Published Aug 08, 2017
Tracked Since Feb 18, 2026