CVE-2016-6866

high

Description

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

References

Advisories
More

http://www.securityfocus.com/bid/92546

http://www.openwall.com/lists/oss-security/2016/08/18/24

http://www.openwall.com/lists/oss-security/2016/08/18/22

http://s1m0n.dft-labs.eu/files/slock/slock.txt

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RZPEJQNVODYSI4WQXM5GQKXRO7TPK2VG/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2FYPV6QQPPYBL3Z2BYNYEJB67FSC55OR/

http://git.suckless.org/slock/commit/?id=d8bec0f6fdc8a246d78cb488a0068954b46fcb29

Details

Source: Mitre, NVD

Published: 2017-02-15

Updated: 2025-04-20

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00473