Main Vulnerability Database Vulnerabilities #VU64777

Path traversal in NATS Streaming System Server and nats-server - CVE-2022-26652

Published: June 29, 2022

Vulnerability identifier: #VU64777

CSH Severity: Low

CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-26652

CWE-ID: CWE-22

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote user can send a specially crafted element in a ZIP archive for JetStream streams and read arbitrary files on the system.

Affected software

NATS Streaming System Server
nats-server

How to mitigate CVE-2022-26652

Install update from vendor's website.

NATS Streaming System Server - update to 0.24.3
nats-server - update to 2.7.4

External References

Related Security Bulletins