CVE-2016-6866 Information

Description

slock allows attackers to bypass the screen lock via vectors involving an invalid password hash which triggers a NULL pointer dereference and crash.

CVSS Vector

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

Reference

http://git.suckless.org/slock/commit/?id=d8bec0f6fdc8a246d78cb488a0068954b46fcb29 http://s1m0n.dft-labs.eu/files/slock/slock.txt http://www.openwall.com/lists/oss-security/2016/08/18/22 http://www.openwall.com/lists/oss-security/2016/08/18/24 http://www.securityfocus.com/bid/92546 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2FYPV6QQPPYBL3Z2BYNYEJB67FSC55OR/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RZPEJQNVODYSI4WQXM5GQKXRO7TPK2VG/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5