CVE-2021-45916

CVSS V2 Low 2.7 CVSS V3 Low 3.5

Description

The programming function of Shockwall system has an improper input validation vulnerability. An authenticated attacker within the local area network can send malicious response to the server to disrupt the service partially.

Overview

CVE ID
CVE-2021-45916

Assigner
twcert@cert.org.tw

Vulnerability Status
Analyzed

Published Version
2022-01-03T10:15:08

Last Modified Date
2022-01-11T18:49:46

Weakness Enumerations

CWE	URL
CWE-20	http://cwe.mitre.org/data/definitions/20.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:smr:shenwang_endpoint_protection_security_system::::::::	1	OR		7.20.0401

CVSS Version 2

Version
2.0

Vector String
AV:A/AC:L/Au:S/C:N/I:N/A:P

Access Vector
ADJACENT_NETWORK

Access Compatibility
LOW

Authentication
SINGLE

Confidentiality Impact
NONE

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
2.7

Severity
LOW

Exploitability Score
5.1

Impact Score
2.9

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack Vector
ADJACENT_NETWORK

Attack Compatibility
LOW

Privileges Required
LOW

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
LOW

Base Score
3.5

Base Severity
LOW

Exploitability Score
2.1

Impact Score
1.4

References

Reference URL	Reference Tags
https://www.twcert.org.tw/tw/cp-132-5432-b9074-1.html	Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2021-45916
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-45916

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 06:37:49				Added to TrackCVE
2022-12-06 05:32:00	cve@cert.org.tw	twcert@cert.org.tw	CVE Assigner	updated
2022-12-06 05:32:00	2022-01-03T10:15Z	2022-01-03T10:15:08	CVE Published Date	updated
2022-12-06 05:32:00		2022-01-11T18:49:46	CVE Modified Date	updated
2022-12-06 05:32:00		Analyzed	Vulnerability Status	updated