Description
The OGNL extensive expression evaluation capability in XWork in Struts 2.0.0 through 2.1.8.1, as used in Atlassian Fisheye, Crucible, and possibly other products, uses a permissive whitelist, which allows remote attackers to modify server-side context objects and bypass the "#" protection mechanism in ParameterInterceptors via the (1) #context, (2) #_memberAccess, (3) #root, (4) #this, (5) #_typeResolver, (6) #_classResolver, (7) #_traceEvaluations, (8) #_lastEvaluation, (9) #_keepLastEvaluation, and possibly other OGNL context variables, a different vulnerability than CVE-2008-6504.
Remediation
References
http://blog.o0o.nu/2010/07/cve-2010-1870-struts2xwork-remote.html
http://confluence.atlassian.com/display/FISHEYE/FishEye+Security+Advisory+2010-06-16
http://packetstormsecurity.com/files/159643/LISTSERV-Maestro-9.0-8-Remote-Code-Execution.html
http://seclists.org/fulldisclosure/2010/Jul/183
http://seclists.org/fulldisclosure/2020/Oct/23
http://secunia.com/advisories/59110
http://securityreason.com/securityalert/8345
http://struts.apache.org/2.2.1/docs/s2-005.html
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140709-struts2
http://www.exploit-db.com/exploits/14360
http://www.osvdb.org/66280
http://www.securityfocus.com/bid/41592
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