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TwcertCVE-2021-44163

HistoryDec 20, 2021 - 3:15 a.m.

CVE-2021-44163

2021-12-2003:15:06

CWE-79

twcert

web.nvd.nist.gov

cve-2021-44163

chain sea

chatbot

backend

xss

remote attack

authentication

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

45.3%

JSON

Chain Sea ai chatbot backend has improper filtering of special characters in URL parameters, which allows a remote attacker to perform JavaScript injection for XSS (reflected Cross-site scripting) attack without authentication.

Affected configurations

Nvd

Node

chinaseaqb_smart_service_robotMatch-

VendorProductVersionCPE
chinaseaqb_smart_service_robot-cpe:2.3:a:chinasea:qb_smart_service_robot:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
chinasea	qb_smart_service_robot	-	cpe:2.3:a:chinasea:qb_smart_service_robot:-:::::::*

CNA Affected

[
  {
    "product": "ai chatbot system",
    "vendor": "Chain Sea Information Integration Co., Ltd",
    "versions": [
      {
        "status": "unknown",
        "version": "0"
      }
    ]
  }
]

References

www.twcert.org.tw/tw/cp-132-5399-03b81-1.html

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

45.3%

JSON

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