CVE-2018-10911

high-risk
Published 2018-09-04

A flaw was found in the way dic_unserialize function of glusterfs does not handle negative key length values. An attacker could use this flaw to read memory from other locations into the stored dict value.

Do I need to act?

~
4.3% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (11)

Affected Vendors

Debian Redhat Opensuse Gluster

References (22)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2607
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2608
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2892
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3242
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3470
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10911
Mailing List https://lists.debian.org/debian-lts-announce/2018/09/msg00021.html
Mailing List https://lists.debian.org/debian-lts-announce/2021/11/msg00000.html
Patch https://review.gluster.org/#/c/glusterfs/+/21067/
Third Party Advisory https://security.gentoo.org/glsa/201904-06
Mailing List http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00035.html
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2607
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2608
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:2892
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3242
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:3470
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10911
Mailing List https://lists.debian.org/debian-lts-announce/2018/09/msg00021.html
Mailing List https://lists.debian.org/debian-lts-announce/2021/11/msg00000.html
and 2 more references
50
/ 100
high-risk
Severity 26/34 · High
Exploitability 8/34 · Low
Exposure 16/34 · Moderate