VDB-177789 · CVE-2021-25321 · GCVE-0-2021-25321

SUSE Linux Enterprise Server arpwatch 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.
8.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in SUSE Linux Enterprise Server, Manager Server, OpenStack Cloud Crowbar and openSUSE Factory Leap and classified as critical. The impacted element is an unknown function of the component arpwatch. Performing a manipulation results in symlink. This vulnerability is cataloged as CVE-2021-25321. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in SUSE Linux Enterprise Server, Manager Server, OpenStack Cloud Crowbar and openSUSE Factory Leap (Operating System) (the affected version unknown). This affects an unknown part of the component arpwatch. The manipulation with an unknown input leads to a symlink vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was shared 06/30/2021. The advisory is shared at bugzilla.suse.com. This vulnerability is uniquely identified as CVE-2021-25321. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Type

Operating System

Vendor

SUSE

Name

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: 8.8
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
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

01/19/2021 🔍
06/30/2021 +161 days 🔍
06/30/2021 +0 days 🔍
07/04/2021 +4 days 🔍

Sourcesinfo

Vendor: suse.com

Advisory: bugzilla.suse.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-25321 (🔍)
GCVE (CVE): GCVE-0-2021-25321
GCVE (VulDB): GCVE-100-177789

Entryinfo

Created: 06/30/2021 13:25
Updated: 07/04/2021 09:47
Changes: 06/30/2021 13:25 (38), 07/04/2021 09:44 (6), 07/04/2021 09:47 (1)
Complete: 🔍
Cache ID: 216::103