VDB-192397 · CVE-2021-21970 · TALOS-2021-1396

Sealevel SeaConnect 370W 1.3.34 Global Variable HandleIncomingSeaCloudMessage p_name out-of-bounds write

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.
6.7	$0-$5k	0.00

A vulnerability has been found in Sealevel SeaConnect 370W 1.3.34 and classified as critical. Affected by this vulnerability is the function HandleIncomingSeaCloudMessage of the component Global Variable Handler. The manipulation of the argument p_name with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 02/05/2022 as TALOS-2021-1396. The advisory is shared at talosintelligence.com. This vulnerability is known as CVE-2021-21970 since 01/04/2021. Technical details are known, but no exploit is available.

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

The entries VDB-17985, VDB-22407, VDB-113949 and VDB-142054 are pretty similar.

Productinfo

Vendor

Sealevel

Name

SeaConnect 370W

Version

1.3.34

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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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: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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

01/04/2021 🔍
02/05/2022 +397 days 🔍
02/05/2022 +0 days 🔍
02/11/2022 +6 days 🔍

Sourcesinfo

Advisory: TALOS-2021-1396
Status: Not defined

CVE: CVE-2021-21970 (🔍)
See also: 🔍

Entryinfo

Created: 02/05/2022 12:55
Updated: 02/11/2022 08:18
Changes: 02/05/2022 12:55 (40), 02/11/2022 08:12 (1), 02/11/2022 08:16 (18), 02/11/2022 08:18 (1)
Complete: 🔍
Cache ID: 3:A71:103