Path traversal in IBM WebSphere Application Server - CVE-2018-1770

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Main Vulnerability Database Vulnerabilities #VU15369

Path traversal in IBM WebSphere Application Server - CVE-2018-1770

Published: October 16, 2018


Vulnerability identifier: #VU15369
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-1770
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: IBM Corporation
Affected software:
IBM WebSphere Application Server

Detailed vulnerability description

The vulnerability allows a remote authenticated attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences within the Admin Console interface. A remote authenticated user can send a specially crafted HTTP request and read arbitrary files on the system.


How to mitigate CVE-2018-1770

Install updates from vendor's website:
For V9.0.0.0 through 9.0.0.9:
· Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH01617
--OR--
· Apply Fix Pack 9.0.0.10 or later (targeted availability 4Q2018).

For V8.5.0.0 through 8.5.5.14:
· Upgrade to minimal fix pack levels as required by interim fix  and then apply Interim Fix PH01617
--OR--
· Apply Fix Pack 8.5.5.15 or later (targeted availability 1Q2019).

For V8.0.0.0 through 8.0.0.15:
· Upgrade to a minimal fix pack levels as required by interim fix and then apply Interim Fix PH01617

For V7.0.0.0 through 7.0.0.45:
· Upgrade to a minimal fix pack levels as required by interim fix and then apply Interim Fix PH01617

Sources