VDB-175027 · CVE-2021-20996 · vde-2021-013

WAGO Managed Switch Cookie permission assignment

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	0.76

Summaryinfo

A vulnerability classified as problematic has been found in WAGO Managed Switch. The affected element is an unknown function of the component Cookie Handler. This manipulation causes an unknown weakness. This vulnerability is tracked as CVE-2021-20996. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in WAGO Managed Switch (version now known) and classified as problematic. Affected by this vulnerability is some unknown processing of the component Cookie Handler. The CWE definition for the vulnerability is CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. As an impact it is known to affect confidentiality.

The weakness was disclosed 05/13/2021 as vde-2021-013. It is possible to read the advisory at cert.vde.com. This vulnerability is known as CVE-2021-20996. The technical details are unknown and an exploit is not publicly available.

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

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

Productinfo

Vendor

WAGO

Name

Managed Switch

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.3
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: Permission assignment
CWE: CWE-732 / CWE-275 / CWE-266
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/17/2020 🔍
05/13/2021 +146 days 🔍
05/13/2021 +0 days 🔍
05/16/2021 +3 days 🔍

Sourcesinfo

Advisory: vde-2021-013
Status: Not defined
Confirmation: 🔍

CVE: CVE-2021-20996 (🔍)
GCVE (CVE): GCVE-0-2021-20996
GCVE (VulDB): GCVE-100-175027

Entryinfo

Created: 05/13/2021 19:30
Updated: 05/16/2021 09:09
Changes: 05/13/2021 19:30 (34), 05/16/2021 09:07 (3), 05/16/2021 09:09 (3)
Complete: 🔍
Cache ID: 216::103