On September 18, 2019, IBM officially released a security bulletin, disclosing an arbitrary file read vulnerability (CVE-2019-4505) in WebSphere (web service deployment middleware), which allows remote attackers to read sensitive files on the server via a crafted URL. This could result in attackers viewing any files in a certain directory, which may aid in further attacks.
Scope of Impact
- WebSphere Application Server Version 9.0
- WebSphere Application Server Version 8.5
- WebSphere Application Server Version 8.0
- WebSphere Application Server Version 7.0
- WebSphere Application Server Version 188.8.131.52 or later (targeted availability 3Q2019)
- WebSphere Application Server Version 184.108.40.206 or later (targeted availability 1Q2020)
- Official Fix
Currently, IBM has released the latest fixes to patch this vulnerability. Affected users should apply these fixes as soon as possible to protect against this vulnerability. These fixes are available at the following link:
Upgrade rules for different affected versions are as follows:
WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition:
Upgrade V220.127.116.11 through 18.104.22.168 to Fix Pack 22.214.171.124 or later.
Upgrade V126.96.36.199 through 188.8.131.52 to Fix Pack 184.108.40.206 or later.
WebSphere Virtual Enterprise Edition:
Upgrade to the latest version.
Note: WebSphere Virtual Enterprise V7 and V8 are no longer in full support. IBM recommends upgrading to a fixed, supported version/release/platform of the product.
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