What’s Vulnerable › Vulnerabilities

CVE-2011-3493

• Severity: critical (CVSS 10.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 8.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2011-09-16 · updated 2026-06-16
• Weakness: CWE-119

Description

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.

Affected products

• Cogent DataHub: through 7.1.1.63; 7.0, 7.0.2, 7.1.0, 7.1.1

References

• http://aluigi.altervista.org/adv/cogent_1-adv.txt
• http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-03.pdf
• http://aluigi.altervista.org/adv/cogent_1-adv.txt
• http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-03.pdf

Get alerted when CVE-2011-3493 or the next vulnerability affects your stack