CVE-2011-3500

NONECVSS 0.0

0.0

Directory traversal vulnerability in the web server in Cogent DataHub 7.1.1.63 and earlier allows remote attackers to read arbitrary files via a ..\ (dot dot backslash) in an HTTP request.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 29.1%
KEV: Not listed

Published

September 16, 2011

Last Modified

April 29, 2026

References (4)

cve@mitrehttp://aluigi.altervista.org/adv/cogent_2-adv.txt
cve@mitrehttp://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-03.pdf
af854a3a-2127-422b-91ae-364da2661108http://aluigi.altervista.org/adv/cogent_2-adv.txt
af854a3a-2127-422b-91ae-364da2661108http://www.us-cert.gov/control_systems/pdf/ICS-ALERT-11-256-03.pdf

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-22Path Traversal

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 06:08 UTCepss_batch
2026-06-05 06:07 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-04 13:09 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
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2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 07:01 UTCEG score recompute
2026-05-29 07:01 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch

Frequently asked(4)

What is CVE-2011-3500?

CVE-2011-3500 is a none vulnerability published on September 16, 2011. Directory traversal vulnerability in the web server in Cogent DataHub 7.1.1.63 and earlier allows remote attackers to read arbitrary files via a ..\ (dot dot backslash) in an HTTP request.

When was CVE-2011-3500 disclosed?

CVE-2011-3500 was first published in the National Vulnerability Database on September 16, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-3500 actively exploited?

CVE-2011-3500 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 29.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-3500?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3500, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2011-3500

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-3500?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(4)

Related CVEs(same CWE)