VDB-171940 · CVE-2021-27276 · GCVE-0-2021-27276

Netgear ProSAFE Network Management System 1.6.0.26 MibController realName path traversal

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.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Netgear ProSAFE Network Management System 1.6.0.26. It has been declared as critical. Affected is the function MibController. Executing a manipulation of the argument realName can lead to path traversal. This vulnerability is registered as CVE-2021-27276. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability has been found in Netgear ProSAFE Network Management System 1.6.0.26 and classified as critical. This vulnerability affects the function MibController. The manipulation of the argument realName with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 03/30/2021. The advisory is shared for download at zerodayinitiative.com. This vulnerability was named CVE-2021-27276. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1006.

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Productinfo

Vendor

Netgear

Name

ProSAFE Network Management System

Version

1.6.0.26

License

commercial

Website

Vendor: https://www.netgear.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
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

02/16/2021 🔍
03/30/2021 +41 days 🔍
03/30/2021 +0 days 🔍
04/06/2021 +7 days 🔍

Sourcesinfo

Vendor: netgear.com

Advisory: zerodayinitiative.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-27276 (🔍)
GCVE (CVE): GCVE-0-2021-27276
GCVE (VulDB): GCVE-100-171940

Entryinfo

Created: 03/30/2021 10:43
Updated: 04/06/2021 16:41
Changes: 03/30/2021 10:43 (38), 04/06/2021 16:37 (5), 04/06/2021 16:41 (19)
Complete: 🔍
Cache ID: 216::103