CVE-2000-1050

Jrun vulnerability

CVSS

5.0

EPSS

8.2%

EPSS pct

94th

Exploited

No known

Allaire JRun 3.0 http servlet server allows remote attackers to directly access the WEB-INF directory via a URL request that contains an extra "/" in the beginning of the request (aka the "extra leading slash").

Affected vendor

Macromedia

Affected product

Jrun

CVSS vector

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

Published

2000-12-11

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 8.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2000-1050

Confirm whether Macromedia Jrun is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2000-1050.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2000-1050

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2000-1050 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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