CVE-2011-3305

NONECVSS 0.0Weaponized

0.0

Directory traversal vulnerability in Cisco Network Admission Control (NAC) Manager 4.8.x allows remote attackers to read arbitrary files via crafted traffic to TCP port 443, aka Bug ID CSCtq10755.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 97.5%
KEV: Not listed

Published

October 6, 2011

Last Modified

April 29, 2026

References (12)

psirt@ciscohttp://osvdb.org/76080
psirt@ciscohttp://secunia.com/advisories/46309
psirt@ciscohttp://www.cisco.com/warp/public/707/cisco-sa-20111005-nac.shtml
psirt@ciscohttp://www.securityfocus.com/bid/49954
psirt@ciscohttp://www.securitytracker.com/id?1026142
psirt@ciscohttps://exchange.xforce.ibmcloud.com/vulnerabilities/70335
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/76080
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/46309
af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/warp/public/707/cisco-sa-20111005-nac.shtml
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/49954
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1026142
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/70335

Weakness Classification(1)

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

CWE-22Path Traversal

Data Freshness Timeline

(refreshed 12× 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
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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 06:44 UTCEG score recompute
2026-05-29 06:44 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
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2026-05-24 16:43 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Metasploitauxiliary/scanner/http/cisco_nac_manager_traversal✓ verified
First seen Jan 1, 2011
Cisco Network Access Manager Directory Traversal Vulnerability
Open source ↗

Frequently asked(4)

What is CVE-2011-3305?

CVE-2011-3305 is a none vulnerability published on October 6, 2011. Directory traversal vulnerability in Cisco Network Admission Control (NAC) Manager 4.8.x allows remote attackers to read arbitrary files via crafted traffic to TCP port 443, aka Bug ID CSCtq10755.

When was CVE-2011-3305 disclosed?

CVE-2011-3305 was first published in the National Vulnerability Database on October 6, 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-2011-3305 actively exploited?

CVE-2011-3305 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 97.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-3305?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-3305, 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-2011-3305

📅 Published

🔄 Last Modified

🔗 References (12)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-3305?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (12)

Frequently asked(4)

Related CVEs(same CWE)