CVE-2021-32542

The parameters of the specific functions in the CTS Web trading system do not filter special characters, which allows unauthenticated attackers can remotely perform reflected XSS and obtain the users’ connection token that triggered the attack.

CVSS v3 6.1 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.chtsecurity.com/news/40e165e2-e539-49bc-bcf1-e3b27c29e344	Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-4758-82b05-1.html	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:sysjust:cts_web:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-05-28 08:15

Updated : 2023-11-07 03:35

NVD link : CVE-2021-32542

Mitre link : CVE-2021-32542

CVE.ORG link : CVE-2021-32542

JSON object : View

Products Affected

sysjust

cts_web

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

{"id": "CVE-2021-32542", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "twcert@cert.org.tw", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "published": "2021-05-28T08:15:07.093", "references": [{"url": "https://www.chtsecurity.com/news/40e165e2-e539-49bc-bcf1-e3b27c29e344", "tags": ["Third Party Advisory"], "source": "twcert@cert.org.tw"}, {"url": "https://www.twcert.org.tw/tw/cp-132-4758-82b05-1.html", "tags": ["Third Party Advisory"], "source": "twcert@cert.org.tw"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "twcert@cert.org.tw", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "The parameters of the specific functions in the CTS Web trading system do not filter special characters, which allows unauthenticated attackers can remotely perform reflected XSS and obtain the users\u2019 connection token that triggered the attack."}, {"lang": "es", "value": "Los par\u00e1metros de las funciones espec\u00edficas en el sistema de comercio web CTS no filtran los caracteres especiales, lo que permite a los atacantes no autenticados realizar XSS reflejado de forma remota y obtener el token de conexi\u00f3n de los usuarios que desencadena el ataque"}], "lastModified": "2023-11-07T03:35:16.813", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:sysjust:cts_web:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C5DB6391-81C8-47A2-A1F2-1B127E1FFC7E", "versionEndExcluding": "2021.3.24"}], "operator": "OR"}]}], "sourceIdentifier": "twcert@cert.org.tw"}