Flaw in GlusterFS Allows Memory Read Vulnerability
CVE-2018-10911

6.5MEDIUM

Key Information:

Vendor
Red Hat
Status
Glusterfs:
Vendor
CVE Published:
4 September 2018

Summary

A flaw exists in the 'dic_unserialize' function of GlusterFS where negative key length values are not properly handled. This oversight permits an attacker to manipulate the system and read memory from unintended locations, exposing sensitive information stored in the dictionary values. This vulnerability underscores the importance of secure handling of input values and the necessity for thorough validation in code.

Affected Version(s)

glusterfs:

References

https://review.gluster.org/#/c/glusterfs/+/21067/
x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:2607
vendor-advisoryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10911
x_refsource_CONFIRM

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.