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-2011-1739

16
FAUCET Score

CVE-2011-1739 describes an access restriction bypass vulnerability in the makemask function of mountd in FreeBSD versions 7.4 through 8.2. This flaw allows remote attackers to circumvent intended NFS mount access controls by crafting a CIDR block with a non-integer multiple of 8 prefix length in the -network field. The vulnerability has a CVSS score of 4.3 (Medium), indicating a network-based attack with medium complexity, requiring no authentication, and potentially leading to partial integrity impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
7.4CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:7.4:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:8.0:*:*:*:*:*:*:*
8.1CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:8.1:*:*:*:*:*:*:*
8.2CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:8.2:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.28%
Probability of exploitation in next 30 days
EPSS Percentile
67.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0128 is in the 35th percentile among its peer group of 19,956 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 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/44307
Vendor Advisory
security.freebsd.org / advisories/FreeBSD-SA-11:01.mountd.asc
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/66981
securityfocus.com / bid/47517
vupen.com / english/advisories/2011/1076
Vendor Advisory