CVE-2011-1569

Portal vulnerability

CVSS

5.0

EPSS

3.5%

EPSS pct

88th

Exploited

No known

download.aspx in Douran Portal 3.9.7.8 allows remote attackers to obtain source code of arbitrary files under the web root via (1) a trailing ".", (2) a trailing space, or (3) mixed case in the FileNameAttach parameter.

Affected vendor

Douran

Affected product

Portal

CVSS vector

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

Weakness type (CWE)

CWE-200 — Exposure of Sensitive Information

Published

2011-04-05

Risk analysis

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

Its EPSS score of 3.5% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2011-1569

Confirm whether Douran Portal is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-1569.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-1569

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-1569 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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