Red Hat GlusterFS up to 3.12/4.1.4 __server_getspec gf_getspec_req memory corruption

CVSS Meta Temp Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Red Hat GlusterFS up to 3.12/4.1.4. Impacted is the function __server_getspec. Performing a manipulation of the argument gf_getspec_req as part of RPC Message results in memory corruption. This vulnerability is identified as CVE-2018-14653. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Red Hat GlusterFS up to 3.12/4.1.4. This affects the function __server_getspec. The manipulation of the argument gf_getspec_req as part of a RPC Message leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The Gluster file system through versions 4.1.4 and 3.12 is vulnerable to a heap-based buffer overflow in the '__server_getspec' function via the 'gf_getspec_req' RPC message. A remote authenticated attacker could exploit this to cause a denial of service or other potential unspecified impact.

The bug was discovered 10/31/2018. The weakness was released 10/30/2018 by Michael Hanselmann as confirmed bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2018-14653 since 07/27/2018. It is possible to initiate the attack remotely. The successful exploitation needs a authentication. Technical details of the vulnerability are known, but there is no available exploit.

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†). Entries connected to this vulnerability are available at VDB-123577, VDB-123573, VDB-123574 and VDB-123575. Be aware that VulDB is the high quality source for vulnerability data.

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CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.1

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

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Red Hat, Inc.): 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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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

Interest: 🔍
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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-2018:3431
Researcher: Michael Hanselmann
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-14653 (🔍)
GCVE (CVE): GCVE-0-2018-14653
GCVE (VulDB): GCVE-100-126351
SecurityFocus: 107577 - GlusterFS CVE-2018-10929 Arbitrary Code Execution Vulnerability

See also: 🔍

Entryinfo

Created: 11/01/2018 05:45
Updated: 06/04/2023 08:15
Changes: 11/01/2018 05:45 (73), 04/09/2020 10:02 (7), 06/04/2023 08:11 (4), 06/04/2023 08:15 (12)
Complete: 🔍
Cache ID: 216::103

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