VDB-181997 · CVE-2021-40491 · GCVE-0-2021-40491

GNU Inetutils up to 2.1 FTP Client Remote Code Execution

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.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in GNU Inetutils up to 2.1. This affects an unknown part of the component FTP Client. The manipulation leads to an unknown weakness. This vulnerability is uniquely identified as CVE-2021-40491. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in GNU Inetutils up to 2.1. It has been rated as problematic. This issue affects an unknown code of the component FTP Client. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 09/03/2021. The advisory is shared at lists.gnu.org. The identification of this vulnerability is CVE-2021-40491. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading to version 2.2 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.savannah.gnu.org. The best possible mitigation is suggested to be upgrading to the latest version.

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Productinfo

Vendor

Name

Inetutils

Version

License

open-source

Website

Vendor: https://www.gnu.org/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.0
VulDB Temp Score: 4.8
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: Remote Code Execution
CWE: Unknown
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Inetutils 2.2
Patch: git.savannah.gnu.org

Timelineinfo

09/03/2021 🔍
09/03/2021 +0 days 🔍
09/03/2021 +0 days 🔍
09/09/2021 +6 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: lists.gnu.org
Status: Confirmed

CVE: CVE-2021-40491 (🔍)
GCVE (CVE): GCVE-0-2021-40491
GCVE (VulDB): GCVE-100-181997

Entryinfo

Created: 09/03/2021 07:30
Updated: 09/09/2021 14:40
Changes: 09/03/2021 07:30 (37), 09/09/2021 14:40 (2)
Complete: 🔍
Cache ID: 216::103