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TITLE:
Sun Java System Access Manager User Enumeration Weakness

SECUNIA ADVISORY ID:
SA33688

VERIFY ADVISORY:
http://secunia.com/advisories/33688/

CRITICAL:
Not critical

IMPACT:
Exposure of system information

WHERE:
>From remote

SOFTWARE:
Sun Java System Access Manager 6.x
http://secunia.com/advisories/product/13379/
Sun Java System Access Manager 7.x
http://secunia.com/advisories/product/7284/

DESCRIPTION:
A weakness has been reported in Sun Java System Access Manager, which
can be exploited by malicious people to identify valid user accounts.

The weakness is caused due to an unspecified error in the login
module, which can be exploited to determine the existence of valid
usernames.

The weakness is reported in the following products and versions:
* Sun Java System Access Manager 6 2005Q1 (6.3)
* Sun Java System Access Manager 7 2005Q4 (7.0)
* Sun Java System Access Manager 7.1

SOLUTION:
Apply patches.

-- SPARC Platform: --

Sun Java System Access Manager 6.3 2005Q1 (for Solaris 8, 9 and 10):
Apply patch 119465-15 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-119465-15-1

Sun Java System Access Manager 7 2005Q4 (for Solaris 8, 9 and 10):
Apply patch 120954-08 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-120954-08-1

Sun Java System Access Manager 7.1 (for Solaris 8, 9 and 10):
Apply patch 126356-02 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-126356-02-1

-- x86 Platform --

Sun Java System Access Manager 6.3 2005Q1 (for Solaris 8, 9 and 10):
Apply patch 119465-15 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-119465-15-1

Sun Java System Access Manager 7 2005Q4 (for Solaris 9 and 10):
Apply patch 120955-08 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-120955-08-1

Sun Java System Access Manager 7.1 (for Solaris 8, 9 and 10):
Apply patch 126357-02 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-126357-02-1

-- Linux Platform --

Sun Java System Access Manager 6.3 2005Q1:
Apply patch 119502-15 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-119502-15-1

Sun Java System Access Manager 7 2005Q4:
Apply patch 120956-08 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-120956-08-1

Sun Java System Access Manager 7.1:
Apply patch 126358-02 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-126358-02-1

-- Windows Platform --

Sun Java System Access Manager 7 2005Q4:
Apply patch 124296-08 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-124296-08-1

Sun Java System Access Manager 7.1:
Apply patch 126359-02 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-126359-02-1

-- HP-UX --

Sun Java System Access Manager 7 2005Q4:
Apply patch 126371-08 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-126371-08-1

-- Other --

Sun Java System Access Manager 7.1 WAR file-based installation (all
platforms):
Apply patch 140504-02 or later.
http://sunsolve.sun.com/search/document.do?assetkey=urn:cds:docid:1-21-140504-02-1

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Marco Mella (http://www.aboutsecurity.net).

ORIGINAL ADVISORY:
http://sunsolve.sun.com/search/document.do?assetkey=1-66-242026-1

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