Path traversal in Armeria - CVE-2021-43795

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Main Vulnerability Database Vulnerabilities #VU58529

Path traversal in Armeria - CVE-2021-43795

Published: December 6, 2021


Vulnerability identifier: #VU58529
CSH Severity: Medium
CVSSv4.0: 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-2021-43795
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Armeria
Software vendor:
LINE Corporation

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 com.linecorp.armeria:armeria. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.


Remediation

Install update from vendor's website.

External links