CVE-2006-4000
Directory traversal vulnerability in cgi-bin/preview_email.cgi in Barracuda Spam Firewall (BSF) 3.3.01.001 through 3.3.03.053 allows…
- 4.0MediumCVSS base score
- 5.8%Exploitation in 30 daysEPSS · top 6.7% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Directory traversal vulnerability in cgi-bin/preview_email.cgi in Barracuda Spam Firewall (BSF) 3.3.01.001 through 3.3.03.053 allows remote authenticated users to read arbitrary files via a .. (dot dot) in the file parameter.
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
- Barracuda Spam Firewall 3.3.x - 'preview_email.cgi?file' Arbitrary File Access (Exploit-DB entry) (opens in a new tab)
EDB-ID 28321webapps, cgipublished 1 Aug 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 | Medium4.0 | AV:N/AC:L/Au:S/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 5.8% · top 6.7% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.0.
Affected products
n/a
- affected n/a
References
References5
- ADV-2006-3104 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 21258 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 19276 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- barracuda-previewemail-info-disclosure(28214) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20060801 Barracuda Vulnerability: Arbitrary File Disclosure [NNL-20060801-02] (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-2006-3993 (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-2006-4000)Record last updated .