CVE-2015-8949 Information

Description

Use-after-free vulnerability in the my_login function in DBD::mysql before 4.033_01 allows attackers to have unspecified impact by leveraging a call to mysql_errno after a failure of my_login.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.debian.org/security/2016/dsa-3635 http://www.openwall.com/lists/oss-security/2016/07/25/13 http://www.openwall.com/lists/oss-security/2016/07/27/1 http://www.securityfocus.com/bid/92118 https://blog.fuzzing-project.org/50-Use-after-free-in-my_login-function-of-DBDmysql-Perl-module.html https://github.com/perl5-dbi/DBD-mysql/blob/4.033_01/Changes https://github.com/perl5-dbi/DBD-mysql/commit/cf0aa7751f6ef8445e9310a64b14dc81460ca156 https://github.com/perl5-dbi/DBD-mysql/pull/45 https://security.gentoo.org/glsa/201701-51

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8