VDB-131325 · CVE-2018-19639 · Bug 1118462

Supportutils up to 3.1-5.7.0 RPM Verification command injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Supportutils up to 3.1-5.7.0. It has been classified as critical. The impacted element is an unknown function of the component RPM Verification. Performing a manipulation results in command injection. This vulnerability is known as CVE-2018-19639. Attacking locally is a requirement. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Supportutils up to 3.1-5.7.0. It has been classified as critical. This affects an unknown code block of the component RPM Verification. The manipulation with an unknown input leads to a command injection vulnerability. CWE is classifying the issue as CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

If supportutils before version 3.1-5.7.1 is run with -v to perform rpm verification and the attacker manages to manipulate the rpm listing (e.g. with CVE-2018-19638) he can execute arbitrary commands as root.

The bug was discovered 03/15/2019. The weakness was published 03/05/2019 as Bug 1118462 as confirmed bug report (Bugzilla). The advisory is shared at bugzilla.suse.com. This vulnerability is uniquely identified as CVE-2018-19639 since 11/28/2018. An attack has to be approached locally. The requirement for exploitation is a authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1202 for this issue.

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.

Similar entries are available at VDB-131323, VDB-131324 and VDB-131326. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Supportutils

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 6.7
CNA Vector (SUSE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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 1118462
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-19639 (🔍)
GCVE (CVE): GCVE-0-2018-19639
GCVE (VulDB): GCVE-100-131325
See also: 🔍

Entryinfo

Created: 03/06/2019 07:19
Updated: 07/26/2023 13:45
Changes: 03/06/2019 07:19 (61), 05/13/2020 17:10 (2), 07/26/2023 13:45 (14)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.