VDB-150803 · CVE-2019-18903 · Bug 1160904

SuSE Linux Enterprise Server 12/15 use after free

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 identified as critical has been detected in SuSE Linux Enterprise Server 12/15. This issue affects some unknown processing. The manipulation leads to use after free. This vulnerability is listed as CVE-2019-18903. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in SuSE Linux Enterprise Server 12/15 (Operating System). It has been rated as critical. This issue affects some unknown functionality. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A Use After Free vulnerability in wicked of SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15; openSUSE Leap 15.1, Factory allows remote attackers to cause DoS or potentially code execution. This issue affects: SUSE Linux Enterprise Server 12 wicked versions prior to 0.6.60-2.18.1. SUSE Linux Enterprise Server 15 wicked versions prior to 0.6.60-28.26.1. openSUSE Leap 15.1 wicked versions prior to 0.6.60-lp151.2.9.1. openSUSE Factory wicked versions prior to 0.6.62.

The weakness was presented 03/02/2020 as Bug 1160904 as not defined bug report (Bugzilla). It is possible to read the advisory at bugzilla.suse.com. The identification of this vulnerability is CVE-2019-18903 since 11/12/2019. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

See VDB-150802, VDB-150801 and VDB-150800 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Operating System

Vendor

SuSE

Name

Linux Enterprise Server

Version

License

open-source

Website

Vendor: https://www.suse.com/

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: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (SUSE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/12/2019 🔍
03/02/2020 +111 days 🔍
03/03/2020 +1 days 🔍
04/09/2024 +1498 days 🔍

Sourcesinfo

Vendor: suse.com

Advisory: Bug 1160904
Status: Not defined

CVE: CVE-2019-18903 (🔍)
GCVE (CVE): GCVE-0-2019-18903
GCVE (VulDB): GCVE-100-150803
See also: 🔍

Entryinfo

Created: 03/03/2020 10:47
Updated: 04/09/2024 08:49
Changes: 03/03/2020 10:47 (41), 03/03/2020 10:52 (12), 04/09/2024 08:49 (33)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.