Vulnerability CVE-2019-20354
Published: 2020-01-06

Description:
The web application component of piSignage before 2.6.4 allows a remote attacker (authenticated as a low-privilege user) to download arbitrary files from the Raspberry Pi via api/settings/log?file=../ path traversal. In other words, this issue is in the player API for log download.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
piSignage 2.6.4 Directory Traversal
JunYeong Ko
08.01.2020

Type:

CWE-22

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

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Pisignage -> Pisignage 

 References:
http://packetstormsecurity.com/files/155864/piSignage-2.6.4-Directory-Traversal.html
https://github.com/colloqi/piSignage/blob/master/RELEASE%20NOTES.md
https://github.com/colloqi/piSignage/issues/97
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