Red Hat GlusterFS Incomplete Fix link following

CVSS Meta Temp Score
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CTI Interest Score
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7.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Red Hat GlusterFS. This vulnerability affects unknown code of the component Incomplete Fix. This manipulation causes link following. The identification of this vulnerability is CVE-2018-14651. It is possible to initiate the attack remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Red Hat GlusterFS (version now known). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component Incomplete Fix. The manipulation with an unknown input leads to a link following vulnerability. The CWE definition for the vulnerability is CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

It was found that the fix for CVE-2018-10927, CVE-2018-10928, CVE-2018-10929, CVE-2018-10930, and CVE-2018-10926 was incomplete. A remote, authenticated attacker could use one of these flaws to execute arbitrary code, create arbitrary files, or cause denial of service on glusterfs server nodes via symlinks to relative paths.

The bug was discovered 10/31/2018. The weakness was shared 10/30/2018 by Michael Hanselmann as confirmed bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is known as CVE-2018-14651 since 07/27/2018. The attack can be launched remotely. Required for exploitation is a single authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 118583 (RHEL 7 : glusterfs (RHSA-2018:3432)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176812 (Debian Security Update for glusterfs (DLA 1565-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 hours after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (118583) and SecurityFocus (BID 107577†). The entries VDB-123577, VDB-123573, VDB-123574 and VDB-123575 are related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 118583
Nessus Name: RHEL 7 : glusterfs (RHSA-2018:3432)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

07/27/2018 🔍
10/30/2018 +96 days 🔍
10/31/2018 +0 days 🔍
10/31/2018 +0 days 🔍
10/31/2018 +0 days 🔍
11/01/2018 +1 days 🔍
11/01/2018 +0 days 🔍
03/21/2019 +140 days 🔍
06/04/2023 +1536 days 🔍

Sourcesinfo

Vendor: redhat.com

Advisory: RHSA-2018:3432
Researcher: Michael Hanselmann
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-14651 (🔍)
GCVE (CVE): GCVE-0-2018-14651
GCVE (VulDB): GCVE-100-126349
SecurityFocus: 107577 - GlusterFS CVE-2018-10929 Arbitrary Code Execution Vulnerability

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Entryinfo

Created: 11/01/2018 05:45
Updated: 06/04/2023 07:58
Changes: 11/01/2018 05:45 (70), 04/09/2020 10:21 (7), 06/04/2023 07:46 (4), 06/04/2023 07:52 (12), 06/04/2023 07:58 (1)
Complete: 🔍
Cache ID: 216:6E1:103

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