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Bulletins   Conferences   News & Media   Services   Web Log   Site Map   Site Help   Member login Login »  Become a member »   Home » Security Bul... » ESB-2003.0786 -- Corsaire Security Advisory -- Peopl...   ESB-2003.0786 -- Corsaire Security Advisory -- PeopleSoft PeopleBooks Search CGI multiple argument issues Date: 14 November 2003 Click here for printable version -----BEGIN PGP SIGNED MESSAGE----- =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2003.0786 -- Corsaire Security Advisory PeopleSoft PeopleBooks Search CGI multiple argument issues 14 November 2003 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: PeopleSoft PeopleBooks Search CGI (psdoccgi.exe) Publisher: Corsaire Impact: Inappropriate Access Denial of Service Access Required: Remote CVE Names: CAN-2003-0626 CAN-2003-0627 - --------------------------BEGIN INCLUDED TEXT-------------------- - -- Corsaire Security Advisory -- Title: PeopleSoft IScript XSS issue Date: 04.07.03 Application: PeopleTools 8.20/8.43 and prior Environment: Various Author: Glyn Geoghegan [glyn.geoghegan@corsaire.com] Audience: General distribution Reference: c030704-004 - -- Scope -- The aim of this document is to clearly define a vulnerability in the PeopleSoft IScript functionality, as supplied by PeopleSoft Ltd. [1], that would allow an attacker to perform a Cross Site Scripting (XSS) attack. - -- History -- Discovered: 01.07.03 (Glyn Geoghegan) Vendor notified: 04.07.03 Document released: 12.11.03 - -- Overview -- The PeopleSoft IScript environment allows developers to produce custom environments, tailored to an organisations needs. By using a malformed URL in an HTTP request to the IScript application, it is possible to achieve an XSS attack, potentially giving access to confidential information, such as session cookies etc. - -- Analysis -- The IScript interface accepts a number of arguments via HTTP POST/GET calls. By using a carefully constructed URL, mobile code such as JAVA, can be executed within the users context. This style of attack can be used to gain access to sensitive information, such as session cookies etc. - -- Recommendations -- PeopleSoft have released details of this and other issues under security rollup vulnerability ID 20031112, which is available to registered users from the PeopleSoft support site [2]. PeopleSoft recommends that customers address the vulnerability by applying the following fixes available on PeopleSoft Customer Connection. Release Patch 8.18 8.18.15 8.19 8.19.12 8.20 8.20.03 8.42 8.42.14 8.43 8.43.11 For those who can not implement the patches promptly, as a mitigating strategy a firewall or other HTTP filtering device can be used to block queries containing sensitive strings, or as a last resort all access to the PeopleSoft application can be disabled in entirety. - -- CVE -- The Common Vulnerabilities and Exposures (CVE) project has assigned the name CAN-2003-0629 to this issue. This is a candidate for inclusion in the CVE list (http://cve.mitre.org), which standardises names for security problems. - -- References -- [1] http://www.peoplesoft.com [2] http://www.peoplesoft.com/corp/en/patch_fix/search.jsp - -- Revision -- a. Initial release. b. Minor detail revisions. c. Revised to include vendor information. - -- Distribution -- This security advisory may be freely distributed, provided that it remains unaltered and in its original form. - -- Disclaimer -- The information contained within this advisory is supplied "as-is" with no warranties or guarantees of fitness of use or otherwise. Corsaire accepts no responsibility for any damage caused by the use or misuse of this information. Copyright 2003 Corsaire Limited. All rights reserved. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBP7Rz5Ch9+71yA2DNAQFbCAP/dpQJfmNfjXRPRxSjSrhddOu/UsVsRbyj gpoLG9O/LsLX4jW39+ltAbCm9JNjodypghArxJwijYXG/ZlDx8WHkX+/4zm5J/Mq qj5I32aMU3YQ+Pbg4t66W6dsWINOo/0EpaepRroHzYoXHJ7lnip7RW8fjo/D+85S Kixjo+uau7U= =mG0u -----END PGP SIGNATURE-----

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