Name: CVE-2017-17715: Improper Limitation of a Pathname to a Restricted Directory
Creator: Rapid7
Published: 2017-12-16T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2017-17715, CWE-22, CVSS 8.8, EPSS 0.00527

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 Details

CVSS 3.0 Base Score: 8.8
CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

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