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.
CVE-2006-2769
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 95.3%
- KEV
- Not listed
Published
June 2, 2006
Last Modified
April 16, 2026
References (32)
- cve@mitrehttp://lists.suse.com/archive/suse-security-announce/2006-Jun/0008.html
- cve@mitrehttp://marc.info/?l=snort-devel&m=114909074311462&w=2
- cve@mitrehttp://secunia.com/advisories/20413
- cve@mitrehttp://secunia.com/advisories/20766
- cve@mitrehttp://securityreason.com/securityalert/1018
- cve@mitrehttp://securitytracker.com/id?1016191
- cve@mitrehttp://www.demarc.com/support/downloads/patch_20060531
- cve@mitrehttp://www.osvdb.org/25837
- cve@mitrehttp://www.securityfocus.com/archive/1/435600/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/archive/1/435734/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/archive/1/435797/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/archive/1/435872/100/0/threaded
- cve@mitrehttp://www.securityfocus.com/bid/18200
- cve@mitrehttp://www.snort.org/pub-bin/snortnews.cgi#431
- cve@mitrehttp://www.vupen.com/english/advisories/2006/2119
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| debian:11 | snort @ 2.3.3-8 | — | osv |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Data Freshness Timeline
(refreshed 3× in last 7d / 25× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-04 06:26 UTCEPSS rescore
- 2026-07-02 14:00 UTCEPSS rescore
- 2026-07-01 15:01 UTCEPSS rescore
- 2026-06-27 03:04 UTCEPSS rescore
- 2026-06-25 13:46 UTCEPSS rescore
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- 2026-06-23 21:29 UTCEPSS rescore
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- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-21 01:56 UTCEPSS rescore
- 2026-06-20 10:12 UTCOSV refresh
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:13 UTCEPSS rescore
- 2026-06-13 22:56 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:55 UTCEPSS rescore
- 2026-06-10 22:14 UTCEPSS rescore
- 2026-06-10 13:17 UTCEPSS rescore
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- 2026-06-07 15:21 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-06 13:44 UTCEPSS rescore
- 2026-06-05 22:43 UTCEPSS rescore
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-05 06:07 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 08:21 UTCEG score recompute
- 2026-05-31 08:21 UTCGHSA enrichment
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-31 00:13 UTCEPSS rescore
- 2026-05-29 13:40 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:37 UTCEPSS rescore
- 2026-05-27 13:37 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-24 16:42 UTCEPSS rescore
- 2026-05-23 12:41 UTCOSV refresh
- 2026-05-21 22:38 UTCEPSS rescore
- 2026-05-20 22:36 UTCEPSS rescore
- 2026-05-20 22:36 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-27931✓ verifiedFirst seen May 31, 2006
Snort 2.4.x - URIContent Rules Detection Evasion
Open source ↗
Related CVEs(same product)
Same product
3 showndebian:11:snort
Frequently asked(4)
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