CVE-2011-3493
Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63...
Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long (1) domain, (2) report_domain, (3) register_datahub, or (4) slave commands.
Exploit likelihood
What each source reports
NVD Score used
Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long (1) domain, (2) report_domain, (3) register_datahub, or (4) slave commands.
- Record
CVE-2011-3493- CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long (1) domain, (2) report_domain, (3) register_datahub, or (4) slave commands.
- Record
CVE-2011-3493- Updated
- 2026-11-02
EUVDEUVD-2011-3456 No score
Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long (1) domain, (2) report_domain, (3) register_datahub, or (4) slave commands.
- Record
EUVD-2011-3456- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3c26-6j36-gq3h No score
Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63...
Multiple stack-based buffer overflows in the DH_OneSecondTick function in Cogent DataHub 7.1.1.63 and earlier allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via long (1) domain, (2) report_domain, (3) register_datahub, or (4) slave commands.
- Record
GHSA-3c26-6j36-gq3h- Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Cogent DataHub 7.1.1.63 - Stack Overflow | 2011-09-14 |
| Exploit-DB | Cogent Datahub 7.1.1.63 - Remote Unicode Buffer Overflow | 2011-09-22 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2011-3493 is a high vulnerability (CVSS 10.0) in Cogentdatahub Cogent Datahub, published September 16, 2011. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 7.99%, the 94th percentile. No source names a fixed version.