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-2011-3501

26
FAUCET Score

CVE-2011-3501 describes an integer overflow vulnerability in Cogent DataHub versions 7.1.1.63 and earlier. This flaw allows remote, unauthenticated attackers to trigger a denial of service (crash) by sending specially crafted requests with negative or excessively large Content-Length values. While the CVSS score is moderate at 5.0, indicating low attack complexity and no confidentiality or integrity impact, its FAUCET Risk Score of 89/100 suggests a higher practical risk. An exploit module for this vulnerability exists on ExploitDB (EDB-17839), but there is no evidence of active exploitation, Metasploit modules, or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
7.0CPE matchmatch criteria
cpe:2.3:a:cogentdatahub:cogent_datahub:7.0:*:*:*:*:*:*:*
7.0.2CPE matchmatch criteria
cpe:2.3:a:cogentdatahub:cogent_datahub:7.0.2:*:*:*:*:*:*:*
7.1.0CPE matchmatch criteria
cpe:2.3:a:cogentdatahub:cogent_datahub:7.1.0:*:*:*:*:*:*:*
7.1.1CPE matchmatch criteria
cpe:2.3:a:cogentdatahub:cogent_datahub:7.1.1:*:*:*:*:*:*:*
7.1.1.63CPE matchmatch criteria
cpe:2.3:a:cogentdatahub:cogent_datahub:7.1.1.63:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.02%
Probability of exploitation in next 30 days
EPSS Percentile
86.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
ExploitDB: EDB-17839 · Sep 14, 2011
This CVE's current EPSS score of 0.0302 is in the 80th percentile among its peer group of 23,690 CVEs.

Social Chatter

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

aluigi.altervista.org / adv/cogent_3-adv.txt
Exploit
us-cert.gov / control_systems/pdf/ICS-ALERT-11-256-03.pdf
US Government Resource