Path traversal in Etherpad - CVE-2015-3297
Published: July 7, 2017 / Updated: December 28, 2020
Vulnerability identifier: #VU38721
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2015-3297
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: The Etherpad Foundation
Affected software:
Etherpad
Etherpad
Detailed vulnerability description
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error when processing directory traversal sequences in node/utils/Minify.js in Etherpad 1.1.1 through 1.5.2. A remote authenticated attacker can send a specially crafted HTTP request and remote attackers to read arbitrary files by leveraging replacement of backslashes with slashes in the path parameter of HTTP API requests.
How to mitigate CVE-2015-3297
Install update from vendor's website.