Rule History

SID: 2016400 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 4 • Feb 12, 2013, 12:00 PM

Message:

ET WEB_CLIENT Flash Action Script Invalid Regex (CVE-2013-0634)

Rule:

alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"ET WEB_CLIENT Flash Action Script Invalid Regex (CVE-2013-0634)"; flow:established,to_client; file_data; flowbits:isset,HTTP.UncompressedFlash; content:"RegExp"; distance:0; content:"#"; distance:0; pcre:"/^[\x20-\x7f]*$\?[sxXmUJ]*i[sxXmUJ]*(\-[sxXmUJ]*)?$[\x20-\x7f]*$\?[sxXmUJ]*\-[sxXmUJ]*i[sxXmUJ]*$[\x20-\x7f]*\|\|/R"; reference:cve,2013-0634; classtype:trojan-activity; sid:2016400; rev:4; metadata:created_at 2013_02_12, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_06_14;)

Created:

Feb 12, 2013, 12:00 PM

Updated:

Jun 14, 2022, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 22, 2025, 9:34 PM

Filename:

rules/emerging-web_client.rules