CVE-2021-27503

Ypsomed mylife Cloud, mylife Mobile Application, Ypsomed mylife Cloud: All versions prior to 1.7.2, Ypsomed mylife App: All versions prior to 1.7.5,The application encrypts on the application layer of the communication protocol between the Ypsomed mylife App and mylife Cloud credentials based on hard-coded secrets, which allows man-in-the-middle attackers to tamper with messages.

CVSS v3 4.8 MEDIUM
CVSS v2.0 5.8 MEDIUM

4.8^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

5.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01	Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:ypsomed:mylife::::::::
	cpe:2.3:a:ypsomed:mylife_cloud::::::::

History

No history.

Information

Published : 2021-08-02 21:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-27503

Mitre link : CVE-2021-27503

CVE.ORG link : CVE-2021-27503

JSON object : View

Products Affected

ypsomed

mylife
mylife_cloud

CWE

CWE-798

Use of Hard-coded Credentials

{"id": "CVE-2021-27503", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.8, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.5, "exploitabilityScore": 2.2}]}, "published": "2021-08-02T21:15:08.187", "references": [{"url": "https://us-cert.cisa.gov/ics/advisories/icsma-21-196-01", "tags": ["Third Party Advisory", "US Government Resource"], "source": "ics-cert@hq.dhs.gov"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-798"}]}, {"type": "Secondary", "source": "ics-cert@hq.dhs.gov", "description": [{"lang": "en", "value": "CWE-798"}]}], "descriptions": [{"lang": "en", "value": "Ypsomed mylife Cloud, mylife Mobile Application, Ypsomed mylife Cloud: All versions prior to 1.7.2, Ypsomed mylife App: All versions prior to 1.7.5,The application encrypts on the application layer of the communication protocol between the Ypsomed mylife App and mylife Cloud credentials based on hard-coded secrets, which allows man-in-the-middle attackers to tamper with messages."}, {"lang": "es", "value": "Ypsomed mylife Cloud, mylife Mobile Application, Ypsomed mylife Cloud: Todas las versiones anteriores a 1.7.2, Ypsomed mylife App: Todas las versiones anteriores a 1.7.5, La aplicaci\u00f3n encripta en la capa de aplicaci\u00f3n del protocolo de comunicaci\u00f3n entre Ypsomed mylife App y las credenciales de mylife Cloud bas\u00e1ndose en secretos embebidos, que permite a atacantes tipo man-in-the-middle manipular los mensajes"}], "lastModified": "2021-08-11T14:40:08.287", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ypsomed:mylife:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B9020455-4F66-4DF4-BB7C-C07DAE76FE2C", "versionEndExcluding": "1.7.5"}, {"criteria": "cpe:2.3:a:ypsomed:mylife_cloud:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "115393EA-71DF-46B9-9F87-A26C641459A1", "versionEndExcluding": "1.7.2"}], "operator": "OR"}]}], "sourceIdentifier": "ics-cert@hq.dhs.gov"}