CVE-2017-17715

HighCVSS 8.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.0 8.8/10CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-22

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

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

Timeline

Published: Dec 16, 2017
Last modified: Jun 17, 2026
NVD status: Modified

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