Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2006-4001

20
FAUCET Score

CVE-2006-4001 describes a critical vulnerability in Barracuda Spam Firewall (BSF) versions 3.3.01.001 through 3.3.03.053, where a hard-coded password for the guest account allows unauthenticated remote attackers to access sensitive information like email logs, and potentially email content and the administrator password. This vulnerability carries a CVSS score of 7.5, indicating high severity due to its network-based attack vector, low attack complexity, and potential for significant confidentiality, integrity, and availability impacts. Despite its age and severity, there is no evidence of active exploitation, publicly available exploit code in common databases like Metasploit or ExploitDB, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.3.01.001CPE matchmatch criteria
cpe:2.3:h:barracuda_networks:barracuda_spam_firewall:3.3.01.001:*:*:*:*:*:*:*
3.3.03.053CPE matchmatch criteria
cpe:2.3:h:barracuda_networks:barracuda_spam_firewall:3.3.03.053:*:*:*:*:*:*:*
3.3.03.055CPE matchmatch criteria
cpe:2.3:h:barracuda_networks:barracuda_spam_firewall:3.3.03.055:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.82%
Probability of exploitation in next 30 days
EPSS Percentile
76.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0182 is in the 60th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/21258
exchange.xforce.ibmcloud.com / vulnerabilities/28213
securityfocus.com / archive/1/441857/100/0/threaded
securityfocus.com / archive/1/442039/100/0/threaded
securityfocus.com / bid/19276
Exploit
vupen.com / english/advisories/2006/3104