VDB-306076 · CVE-2021-47664 · GCVE-0-2021-47664

Franka Robotics Franka Emika Robot up to 4.0.3 information exposure

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 categorized as problematic has been discovered in Franka Robotics Franka Emika Robot up to 4.0.3. Affected by this issue is some unknown functionality. Executing a manipulation can lead to information exposure. This vulnerability is handled as CVE-2021-47664. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in Franka Robotics Franka Emika Robot up to 4.0.3 and classified as problematic. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a information exposure vulnerability. The CWE definition for the vulnerability is CWE-203. The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not. As an impact it is known to affect confidentiality. CVE summarizes:

Due to improper authentication mechanism an unauthenticated remote attacker can enumerate valid usernames.

The weakness was released by Siegfried Hollerer. The advisory is shared for download at sciencedirect.com. This vulnerability was named CVE-2021-47664 since 03/17/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

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

Franka Robotics

Name

Franka Emika Robot

Version

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: 🔍

CNA Base Score: 5.3
CNA Vector (CERTVDE): 🔍

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: Information exposure
CWE: CWE-203 / CWE-200 / CWE-284
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

03/17/2025 🔍
04/24/2025 +37 days 🔍
04/24/2025 +0 days 🔍
04/24/2025 +0 days 🔍

Sourcesinfo

Advisory: sciencedirect.com
Researcher: Siegfried Hollerer
Status: Not defined

CVE: CVE-2021-47664 (🔍)
GCVE (CVE): GCVE-0-2021-47664
GCVE (VulDB): GCVE-100-306076

Entryinfo

Created: 04/24/2025 14:10
Updated: 04/24/2025 15:44
Changes: 04/24/2025 14:10 (62), 04/24/2025 15:44 (1)
Complete: 🔍
Cache ID: 216::103