CVE-2016-1237 Information

Description

nfsd in the Linux kernel through 4.6.3 allows local users to bypass intended file-permission restrictions by setting a POSIX ACL related to nfs2acl.c nfs3acl.c and nfs4acl.c.

CVSS Vector

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

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=999653786df6954a31044528ac3f7a5dadca08f4 http://www.debian.org/security/2016/dsa-3607 http://www.openwall.com/lists/oss-security/2016/06/25/2 http://www.securityfocus.com/bid/91456 http://www.ubuntu.com/usn/USN-3053-1 http://www.ubuntu.com/usn/USN-3070-1 http://www.ubuntu.com/usn/USN-3070-2 http://www.ubuntu.com/usn/USN-3070-3 http://www.ubuntu.com/usn/USN-3070-4 https://bugzilla.redhat.com/show_bug.cgi?id=1350845 https://github.com/torvalds/linux/commit/999653786df6954a31044528ac3f7a5dadca08f4

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

5.5