VDB-184112 · CVE-2021-36767 · GCVE-0-2021-36767

Digi RealPort up to 4.8.488.0 Challenge-Response hash without salt

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.
3.1	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in Digi RealPort up to 4.8.488.0. Impacted is an unknown function of the component Challenge-Response Handler. Such manipulation leads to hash without salt. This vulnerability is uniquely identified as CVE-2021-36767. No exploit exists.

Detailsinfo

A vulnerability was found in Digi RealPort up to 4.8.488.0. It has been rated as problematic. Affected by this issue is an unknown code block of the component Challenge-Response Handler. The manipulation with an unknown input leads to a hash without salt vulnerability. Using CWE to declare the problem leads to CWE-759. The product uses a one-way cryptographic hash against an input that should not be reversible, such as a password, but the product does not also use a salt as part of the input. Impacted is confidentiality.

The weakness was disclosed 10/08/2021. The advisory is shared for download at raw.githubusercontent.com. This vulnerability is handled as CVE-2021-36767 since 07/16/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1110.002.

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

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

Productinfo

Vendor

Digi

Name

RealPort

Version

4.8.488

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.1

VulDB Base Score: 3.1
VulDB Temp Score: 3.1
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: Hash without salt
CWE: CWE-759 / CWE-325
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

07/16/2021 🔍
10/08/2021 +84 days 🔍
10/08/2021 +0 days 🔍
10/14/2021 +6 days 🔍

Sourcesinfo

Advisory: raw.githubusercontent.com
Status: Not defined

CVE: CVE-2021-36767 (🔍)
GCVE (CVE): GCVE-0-2021-36767
GCVE (VulDB): GCVE-100-184112

Entryinfo

Created: 10/08/2021 18:29
Updated: 10/14/2021 09:27
Changes: 10/08/2021 18:29 (37), 10/14/2021 09:27 (1)
Complete: 🔍
Cache ID: 216::103