VDB-188933 · CVE-2021-21876 · TALOS-2021-1315

Lantronix PremierWave 2050 Web Manager privilege escalation

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Lantronix PremierWave 2050 and classified as problematic. This affects an unknown function of the component Web Manager. The manipulation leads to an unknown weakness. This vulnerability is listed as CVE-2021-21876. There is no available exploit.

Detailsinfo

A vulnerability was found in Lantronix PremierWave 2050 and classified as problematic. This issue affects an unknown part of the component Web Manager. Impacted is confidentiality, integrity, and availability.

The weakness was presented 12/22/2021 as TALOS-2021-1315. The advisory is shared at talosintelligence.com. The identification of this vulnerability is CVE-2021-21876 since 01/04/2021. Neither technical details nor an exploit are publicly available.

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

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Productinfo

Vendor

Lantronix

Name

PremierWave

Version

2050

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2021 🔍
12/22/2021 +352 days 🔍
12/22/2021 +0 days 🔍
12/26/2021 +4 days 🔍

Sourcesinfo

Advisory: TALOS-2021-1315
Status: Not defined

CVE: CVE-2021-21876 (🔍)
GCVE (CVE): GCVE-0-2021-21876
GCVE (VulDB): GCVE-100-188933

Entryinfo

Created: 12/22/2021 22:36
Updated: 12/26/2021 08:54
Changes: 12/22/2021 22:36 (36), 12/26/2021 08:54 (1)
Complete: 🔍
Cache ID: 216::103