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.
CVSS breakdown
CVSS 3.0
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Red Hat / glusterfsn/a – n/a
References
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10928
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2607
- MAILING_LISThttps://lists.debian.org/debian-lts-announce/2018/09/msg00021.html
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:2608
- VENDOR_ADVISORYhttps://access.redhat.com/errata/RHSA-2018:3470
- MISChttps://security.gentoo.org/glsa/201904-06
- MAILING_LISThttp://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html
- MAILING_LISThttps://lists.debian.org/debian-lts-announce/2021/11/msg00000.html