SuSE Linux Enterprise Server 12/15 openSUSE Factory symlink

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.
8.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in SuSE Linux Enterprise Server 12/15. It has been declared as critical. Affected by this issue is some unknown functionality of the component openSUSE Factory. Such manipulation leads to symlink. This vulnerability is referenced as CVE-2019-18897. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability was found in SuSE Linux Enterprise Server 12/15 (Operating System) and classified as critical. Affected by this issue is some unknown processing of the component openSUSE Factory. The manipulation with an unknown input leads to a symlink vulnerability. Using CWE to declare the problem leads to CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of salt of SUSE Linux Enterprise Server 12, SUSE Linux Enterprise Server 15; openSUSE Factory allows local attackers to escalate privileges from user salt to root. This issue affects: SUSE Linux Enterprise Server 12 salt-master version 2019.2.0-46.83.1 and prior versions. SUSE Linux Enterprise Server 15 salt-master version 2019.2.0-6.21.1 and prior versions. openSUSE Factory salt-master version 2019.2.2-3.1 and prior versions.

The weakness was published 03/02/2020 as Bug 1157465 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.suse.com. This vulnerability is handled as CVE-2019-18897 since 11/12/2019. The attack needs to be approached locally. Required for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 03/03/2020).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-150803, VDB-150802 and VDB-150801. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.2
VulDB Meta Temp Score: 8.2

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

NVD Base Score: 8.4
NVD Vector: 🔍

CNA Base Score: 8.4
CNA Vector (SUSE): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
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 1157465
Status: Not defined

CVE: CVE-2019-18897 (🔍)
GCVE (CVE): GCVE-0-2019-18897
GCVE (VulDB): GCVE-100-150800
See also: 🔍

Entryinfo

Created: 03/03/2020 10:28
Updated: 04/09/2024 08:39
Changes: 03/03/2020 10:28 (41), 03/03/2020 10:33 (12), 04/09/2024 08:39 (34)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!