CVE-2022-31802

In CODESYS Gateway Server V2 for versions prior to V2.3.9.38 only a part of the the specified password is been compared to the real CODESYS Gateway password. An attacker may perform authentication by specifying a small password that matches the corresponding part of the longer real CODESYS Gateway password.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17141&token=17867e35cfd30c77ba0137f9a17b3a557a4b7b66&download=	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:codesys:gateway:*:*:*:*:*:*:*:*

History

01 Jul 2022, 13:34

Type	Values Removed	Values Added
First Time		Codesys Codesys gateway
References	~~(CONFIRM) https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17141&token=17867e35cfd30c77ba0137f9a17b3a557a4b7b66&download= -~~	(CONFIRM) https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17141&token=17867e35cfd30c77ba0137f9a17b3a557a4b7b66&download= - Vendor Advisory
CPE		cpe:2.3:a:codesys:gateway::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~9.8~~	v2 : 7.5 v3 : 9.8

24 Jun 2022, 08:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-06-24 08:15

Updated : 2023-12-10 14:22

NVD link : CVE-2022-31802

Mitre link : CVE-2022-31802

CVE.ORG link : CVE-2022-31802

JSON object : View

Products Affected

codesys

gateway

CWE

CWE-187

Partial String Comparison

{"id": "CVE-2022-31802", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "info@cert.vde.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2022-06-24T08:15:07.393", "references": [{"url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17141&token=17867e35cfd30c77ba0137f9a17b3a557a4b7b66&download=", "tags": ["Vendor Advisory"], "source": "info@cert.vde.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "info@cert.vde.com", "description": [{"lang": "en", "value": "CWE-187"}]}], "descriptions": [{"lang": "en", "value": "In CODESYS Gateway Server V2 for versions prior to V2.3.9.38 only a part of the the specified password is been compared to the real CODESYS Gateway password. An attacker may perform authentication by specifying a small password that matches the corresponding part of the longer real CODESYS Gateway password."}, {"lang": "es", "value": "En CODESYS Gateway Server versi\u00f3n V2 para versiones anteriores a V2.3.9.38, s\u00f3lo es comparada una parte de la contrase\u00f1a especificada con la contrase\u00f1a real de CODESYS Gateway. Un atacante puede llevar a cabo la autenticaci\u00f3n especificando una peque\u00f1a contrase\u00f1a que coincida con la parte correspondiente de la contrase\u00f1a real m\u00e1s larga de CODESYS Gateway"}], "lastModified": "2022-07-01T13:34:15.277", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:codesys:gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BB2B49E7-1AE9-418A-AC9E-0166D16F38BD", "versionEndExcluding": "2.3.9.38", "versionStartIncluding": "2.0"}], "operator": "OR"}]}], "sourceIdentifier": "info@cert.vde.com"}