#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET DELETED PDF Name Representation Obfuscation of JBIG2Decode?, Very Likely Memory Corruption Attempt"; flow:established,to_client; content:"obj"; content:"<<"; within:4; content:"/"; within:50; content:!"JBIG2Decode"; within:11; content:"#"; within:31; pcre:"/\x3C\x3C(\x0D\x0A|\x0A)[^>]*\x2F[^JBIG2Decode](J|#4A)(B|#42)(I|#49)(G|#47)(2|#32)(D|#44)(e|#65)(c|#63)(o|#6F)(d|#64)(e|#65)/smi"; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,blog.didierstevens.com/2009/03/01/quickpost-jbig2decode-signatures/; reference:bugtraq,33751; reference:cve,2009-0658; classtype:attempted-user; sid:2011534; rev:7;)

Added 2011-10-12 19:32:12 UTC


#alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET DELETED PDF Name Representation Obfuscation of JBIG2Decode?, Very Likely Memory Corruption Attempt"; flow:established,to_client; content:"obj"; content:"<<"; within:4; content:"/"; within:50; content:!"JBIG2Decode"; within:11; content:"#"; within:31; pcre:"/\x3C\x3C(\x0D\x0A|\x0A)[^>]*\x2F[^JBIG2Decode](J|#4A)(B|#42)(I|#49)(G|#47)(2|#32)(D|#44)(e|#65)(c|#63)(o|#6F)(d|#64)(e|#65)/smi"; classtype:attempted-user; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,blog.didierstevens.com/2009/03/01/quickpost-jbig2decode-signatures/; reference:bugtraq,33751; reference:cve,2009-0658; sid:2011534; rev:7;)

Added 2011-08-31 16:13:39 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of JBIG2Decode?, Very Likely Memory Corruption Attempt"; flow:established,to_client; content:"obj"; content:"<<"; within:4; content:"/"; within:50; content:!"JBIG2Decode"; within:11; content:"#"; within:31; pcre:"/\x3C\x3C(\x0D\x0A|\x0A)[^>]*\x2F[^JBIG2Decode](J|#4A)(B|#42)(I|#49)(G|#47)(2|#32)(D|#44)(e|#65)(c|#63)(o|#6F)(d|#64)(e|#65)/smi"; classtype:attempted-user; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,blog.didierstevens.com/2009/03/01/quickpost-jbig2decode-signatures/; reference:bugtraq,33751; reference:cve,2009-0658; sid:2011534; rev:6;)

Added 2011-06-30 23:31:12 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of JBIG2Decode?, Very Likely Memory Corruption Attempt"; flow:established,to_client; content:"PDF-"; depth:300; content:"/"; distance:0; content:!"JBIG2Decode"; within:11; content:"#"; within:31; pcre:"/\x2F[^JBIG2Decode](J|#4A)(B|#42)(I|#49)(G|#47)(2|#32)(D|#44)(e|#65)(c|#63)(o|#6F)(d|#64)(e|#65)/i"; classtype:attempted-user; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,blog.didierstevens.com/2009/03/01/quickpost-jbig2decode-signatures/; reference:bugtraq,33751; reference:cve,2009-0658; sid:2011534; rev:5;)

Added 2011-02-04 17:31:21 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of JBIG2Decode?, Very Likely Memory Corruption Attempt"; flow:established,to_client; content:"PDF-"; depth:300; content:"/"; distance:0; content:!"JBIG2Decode"; within:11; content:"#"; within:31; pcre:"/\x2F(J|#4A)(B|#42)(I|#49)(G|#47)(2|#32)(D|#44)(e|#65)(c|#63)(o|#6F)(d|#64)(e|#65)/i"; classtype:attempted-user; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,blog.didierstevens.com/2009/03/01/quickpost-jbig2decode-signatures/; reference:cve,2009-0658; reference:url,doc.emergingthreats.net/2011534; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_Adobe; sid:2011534; rev:3;)

Added 2010-09-27 14:23:53 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of JBIG2Decode?, Very Likely Memory Corruption Attempt"; flow:established,to_client; content:"PDF-"; depth:300; content:"/"; distance:0; content:!"JBIG2Decode"; within:11; content:"#"; within:31; pcre:"/\x2F(J|#4A)(B|#42)(I|#49)(G|#47)(2|#32)(D|#44)(e|#65)(c|#63)(o|#6F)(d|#64)(e|#65)/i"; classtype:attempted-user; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,blog.didierstevens.com/2009/03/01/quickpost-jbig2decode-signatures/; reference:cve,2009-0658; reference:url,doc.emergingthreats.net/2011534; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_Adobe; sid:2011534; rev:3;)

Added 2010-09-27 14:23:53 UTC


alert tcp $EXTERNAL_NET $HTTP_PORTS -> $HOME_NET any (msg:"ET WEB_CLIENT PDF Name Representation Obfuscation of JBIG2Decode?, Very Likely Memory Corruption Attempt"; content:"PDF-"; depth:300; content:"/"; distance:0; content:!"JBIG2Decode"; within:11; content:"#"; within:31; pcre:"/\x2F(J|#4A)(B|#42)(I|#49)(G|#47)(2|#32)(D|#44)(e|#65)(c|#63)(o|#6F)(d|#64)(e|#65)/i"; classtype:attempted-user; reference:url,blog.didierstevens.com/2008/04/29/pdf-let-me-count-the-ways/; reference:url,blog.didierstevens.com/2009/03/01/quickpost-jbig2decode-signatures/; reference:cve,2009-0658; reference:url,doc.emergingthreats.net/2011534; reference:url,www.emergingthreats.net/cgi-bin/cvsweb.cgi/sigs/WEB_CLIENT/WEB_Adobe; sid:2011534; rev:2;)

Added 2010-09-22 11:26:16 UTC


Topic revision: r1 - 2011-10-12 - TWikiGuest
 
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