CVE-2017-17715

The saveFile method in MediaController.java in the Telegram Messenger application before 2017-12-08 for Android allows directory traversal via a pathname obtained in a file-transfer request from a remote peer, as demonstrated by writing to tgnet.dat or tgnet.dat.bak.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://bugs.chromium.org/p/project-zero/issues/detail?id=1470	Issue Tracking Third Party Advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=1470	Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:telegram:telegram_messenger:*:*:*:*:*:android:*:*

History

21 Nov 2024, 03:18

Type	Values Removed	Values Added
References	~~() https://bugs.chromium.org/p/project-zero/issues/detail?id=1470 - Issue Tracking, Third Party Advisory~~	() https://bugs.chromium.org/p/project-zero/issues/detail?id=1470 - Issue Tracking, Third Party Advisory

Information

Published : 2017-12-16 19:29

Updated : 2024-11-21 03:18

NVD link : CVE-2017-17715

Mitre link : CVE-2017-17715

CVE.ORG link : CVE-2017-17715

JSON object : View

Products Affected

telegram

telegram_messenger

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"id": "CVE-2017-17715", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2017-12-16T19:29:00.260", "references": [{"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1470", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1470", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "The saveFile method in MediaController.java in the Telegram Messenger application before 2017-12-08 for Android allows directory traversal via a pathname obtained in a file-transfer request from a remote peer, as demonstrated by writing to tgnet.dat or tgnet.dat.bak."}, {"lang": "es", "value": "El m\u00e9todo saveFile en MediaController.java en la aplicaci\u00f3n Telegram Messenger en versiones anteriores a 2017-12-08 para Android permite un salto de directorio a trav\u00e9s de un nombre de ruta obtenido en una petici\u00f3n de transferencia de archivos desde un peer remoto, tal y como se demuestra escribiendo en tgnet.dat o tgnet.dat.bak."}], "lastModified": "2024-11-21T03:18:30.710", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:telegram:telegram_messenger:*:*:*:*:*:android:*:*", "vulnerable": true, "matchCriteriaId": "F13D3BE6-42E8-48D7-BC57-05CD1E55B8B5", "versionEndExcluding": "2017-12-08"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}