HTTP: Missing HTTP Version
This protocol anomaly triggers when it detects an HTTP request with an invalid HTTP version string in the HTTP version string position of a Web request. This can indicate an invalid request (such as invalid white-space within a URI) or potential malicious activity (such as shell activity).
References
BugTraq: 103204
CVE: CVE-2022-21907
URL: http://www.faqs.org/rfcs/rfc2616.html http://www.ietf.org/rfc/rfc2396.txt
Short Name
HTTP:INVALID:MSNG-HTTP-VER
Severity
Major
Recommended
False
Recommended Action
None
Category
HTTP
Keywords
CVE-2011-4858 CVE-2014-8586 CVE-2015-8103 CVE-2022-21907 bid:103204 http invalid missing request string version
Release Date
08/27/2003
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3499
False Positive
Rarely
CVSS Score
7.5
5.0