CVE-2017-17715

Published: Dec 16, 2017Modified: May 13, 2026

8.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

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.

Affected (1)

Products: Telegram: Telegram Messenger

1 product

Telegram Messenger

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Telegram Telegram Messenger	Before 2017-12-08

Related CWEs

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

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

References (2)

https://bugs.chromium.org/p/project-zero/issues/detail?id=1470

Source: cve@mitre.org

Issue TrackingThird Party Advisory

https://bugs.chromium.org/p/project-zero/issues/detail?id=1470

Source: af854a3a-2127-422b-91ae-364da2661108

Issue TrackingThird Party Advisory

Timeline

No history available yet.