Vulnerability CVE-2018-10928
Published: 2018-09-04

Description:
A flaw was found in RPC request using gfs3_symlink_req in glusterfs server which allows symlink destinations to point to file paths outside of the gluster volume. An authenticated attacker could use this flaw to create arbitrary symlinks pointing anywhere on the server and execute arbitrary code on glusterfs server nodes.

Type:

CWE-59

 (Improper Link Resolution Before File Access ('Link Following'))

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.5/10
6.4/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Redhat -> Enterprise linux 
Redhat -> Enterprise linux server 
Redhat -> Gluster storage 
Redhat -> Virtualization host 
Redhat -> Virtualization 
Debian -> Debian linux 

 References:
https://access.redhat.com/errata/RHSA-2018:2607
https://access.redhat.com/errata/RHSA-2018:2608
https://access.redhat.com/errata/RHSA-2018:3470
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10928
https://lists.debian.org/debian-lts-announce/2018/09/msg00021.html
https://security.gentoo.org/glsa/201904-06
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