Supportutils up to 3.1-5.7.0 Pacemaker link following

CVSS Meta Temp Score
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CTI Interest Score
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3.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Supportutils up to 3.1-5.7.0 and classified as critical. The affected element is an unknown function of the component Pacemaker. Such manipulation leads to link following. This vulnerability is traded as CVE-2018-19638. An attack has to be approached locally. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Supportutils up to 3.1-5.7.0 and classified as critical. Affected by this issue is an unknown code of the component Pacemaker. The manipulation with an unknown input leads to a link following vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity, and availability. CVE summarizes:

In supportutils, before version 3.1-5.7.1 and if pacemaker is installed on the system, an unprivileged user could have overwritten arbitrary files in the directory that is used by supportutils to collect the log files.

The bug was discovered 03/15/2019. The weakness was shared 03/05/2019 as Bug 1118460 as confirmed bug report (Bugzilla). The advisory is shared for download at bugzilla.suse.com. This vulnerability is handled as CVE-2018-19638 since 11/28/2018. The attack needs to be approached locally. A simple authentication is needed for exploitation. There are neither technical details nor an exploit publicly available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 172133 (OpenSUSE Security Update for supportutils (openSUSE-SU-2019:0293-1)).

Upgrading to version 3.1-5.7.1 eliminates this vulnerability.

The entries VDB-131323, VDB-131325 and VDB-131326 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 4.4
VulDB Temp Score: 4.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.7
NVD Vector: 🔍

CNA Base Score: 2.2
CNA Vector (SUSE): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Supportutils 3.1-5.7.1

Timelineinfo

11/28/2018 🔍
03/05/2019 +97 days 🔍
03/06/2019 +1 days 🔍
03/15/2019 +9 days 🔍
07/26/2023 +1594 days 🔍

Sourcesinfo

Advisory: Bug 1118460
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-19638 (🔍)
GCVE (CVE): GCVE-0-2018-19638
GCVE (VulDB): GCVE-100-131324
See also: 🔍

Entryinfo

Created: 03/06/2019 07:18
Updated: 07/26/2023 13:39
Changes: 03/06/2019 07:18 (61), 05/13/2020 17:01 (2), 07/26/2023 13:39 (14)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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