CVE-2011-3305

Nac Manager vulnerability

CVSS

7.8

EPSS

21.6%

EPSS pct

97th

Exploited

No known

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.

Affected vendor

Cisco

Affected product

Nac Manager

CVSS vector

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

Weakness type (CWE)

CWE-22 — Path Traversal

Published

2011-10-06

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to complete impact to confidentiality.

Its EPSS score of 21.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2011-3305

Confirm whether Cisco Nac Manager is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-3305.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-3305

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-3305 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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