VDB-192220 · CVE-2021-45736 · GCVE-0-2021-45736

TOTOLINK X5000R 9.1.0u.6118_B20201102 setL2tpServerCfg eip/sip/server denial of service

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.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in TOTOLINK X5000R 9.1.0u.6118_B20201102. The affected element is the function setL2tpServerCfg. Executing a manipulation of the argument eip/sip/server can lead to denial of service. This vulnerability is registered as CVE-2021-45736. No exploit is available.

Detailsinfo

A vulnerability was found in TOTOLINK X5000R 9.1.0u.6118_B20201102. It has been declared as problematic. This vulnerability affects the function setL2tpServerCfg. The manipulation of the argument eip/sip/server with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was published 02/04/2022. The advisory is shared for download at github.com. This vulnerability was named CVE-2021-45736 since 12/27/2021. There are known technical details, but no exploit is available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

TOTOLINK

Name

X5000R

Version

9.1.0u.6118_B20201102

License

commercial

Website

Vendor: https://www.totolink.net/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
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: Denial of service
CWE: CWE-404
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

12/27/2021 🔍
02/04/2022 +39 days 🔍
02/04/2022 +0 days 🔍
02/05/2022 +1 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2021-45736 (🔍)
GCVE (CVE): GCVE-0-2021-45736
GCVE (VulDB): GCVE-100-192220

Entryinfo

Created: 02/04/2022 09:30
Updated: 02/05/2022 11:53
Changes: 02/04/2022 09:30 (38), 02/05/2022 11:53 (1)
Complete: 🔍
Cache ID: 216::103