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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2010.0940 TWiki multiple cross-site scripting 19 October 2010 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: TWiki Publisher: ISS Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Cross-site Scripting -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2010-3841 Original Bulletin: http://xforce.iss.net/xforce/xfdb/62557 - --------------------------BEGIN INCLUDED TEXT-------------------- TWiki multiple cross-site scripting twiki-multiple-xss (62557) The risk level is classified as Medium Description: TWiki is vulnerable to cross-site scripting, caused by improper validation of user-supplied input by the view and login scripts. A remote attacker could exploit this vulnerability using the rev or origurl parameter in a specially- crafted URL to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials. *CVSS: Base Score: 4.3 Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None Temporal Score: 3.7 Exploitability: High Remediation Level: Official-Fix Report Confidence: Confirmed Consequences: Gain Access Remedy: Refer to Twiki Security Alert CVE-2010-3841 for patch, upgrade or suggested workaround information. See References. References: * Twiki Security Alert CVE-2010-3841: XSS Vulnerability with rev parameter & login script. * TWiki Web site: TWiki - the Open Source Enterprise Wiki and Web 2.0 Application Platform. * BID-44103: TWiki Multiple Cross Site Scripting Vulnerabilities * CVE-2010-3841: ** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided. * SA41796: TWiki Multiple Cross-Site Scripting Vulnerabilities Platforms Affected: * TWiki TWiki 4.0.0 * TWiki TWiki 4.0.1 * TWiki TWiki 4.0.2 * TWiki TWiki 4.0.3 * TWiki TWiki 4.0.4 * TWiki TWiki 4.0.5 * TWiki TWiki 4.1.0 * TWiki TWiki 4.1.1 * TWiki TWiki 4.1.2 * TWiki TWiki 4.2.0 * TWiki TWiki 4.2.1 * TWiki TWiki 4.2.2 * TWiki TWiki 4.2.3 * TWiki TWiki 4.2.4 * TWiki TWiki 4.3.0 * Twiki Twiki 4.3.1 * Twiki Twiki 4.3.2 * Twiki Twiki 5.0 Reported: Oct 14, 2010 The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information. For corrections or additions please email xforce@iss.net * According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information. About IBM Internet Security Systems IBM Internet Security Systems is a trusted security advisor to thousands of the world's leading businesses and governments, helping to provide pre- emptive protection for networks, desktops and servers. The IBM Proventia? integrated security platform is designed to automatically protect against both known and unknown threats, helping to keep networks up and running and shield customers from online attacks before they impact business assets. IBM Internet Security Systems products and services are based on the proactive security intelligence of its X-Force? research and development team ? an unequivocal world authority in vulnerability and threat research. The IBM Internet Security Systems product line is also complemented by comprehensive Managed Security Services and Professional Security Services. For more information, visit the IBM Internet Security Systems Web site at www.iss.net or call 800-776-2362. - --------------------------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. NOTE: Third Party Rights 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. 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Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 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 iD8DBQFMvR6D/iFOrG6YcBERAjweAJ9w693L1DL1evzmDca/Fdr3lDLq/ACePwl0 rg9gn2bbWfFoIhWKjf3/CaU= =HAK+ -----END PGP SIGNATURE-----