CVE-2006-2769
The HTTP Inspect preprocessor (http_inspect) in Snort 2.4.0 through 2.4.4 allows remote attackers to bypass "uricontent" rules via a…
- 5.0MediumCVSS base score
- 10.8%Exploitation in 30 daysEPSS · top 4.1% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
The HTTP Inspect preprocessor (http_inspect) in Snort 2.4.0 through 2.4.4 allows remote attackers to bypass "uricontent" rules via a carriage return (\r) after the URL and before the HTTP declaration.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- Snort 2.4.x - URIContent Rules Detection Evasion (Exploit-DB entry) (opens in a new tab)
EDB-ID 27931remote, multiplepublished 31 May 2006Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 18 years later
· 18 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 10.8% · top 4.1% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Affected products
n/a
- affected n/a
References
16
- 20060603 Re: New Snort Bypass - Patch - Bypass of Patch (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20060602 New Snort Bypass - Patch - Bypass of Patch (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- http://www.demarc.com/support/downloads/patch_20060531 (opens in a new tab)x_refsource_MISCx_transferred
- 20766 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 18200 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20413 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20060601 Snort HTTP Inspect Pre-Processor Uricontent Bypass (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- ADV-2006-2119 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 1018 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- snort-uricontent-rule-bypass(26855) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 25837 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- SUSE-SR:2006:014 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 1016191 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [Snort-devel] 20060531 Snort Uricontent Bypass Vulnerability (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- http://www.snort.org/pub-bin/snortnews.cgi#431 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20060602 Re: New Snort Bypass - Patch - Bypass of Patch (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2006-2766 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2006-2769)Record last updated .