CVE-2021-3457

low-risk

Published 2021-05-12

An improper authorization handling flaw was found in Foreman. The Shellhooks plugin for the smart-proxy allows Foreman clients to execute actions that should be limited to the Foreman Server. This flaw allows an authenticated local attacker to access and delete limited resources and also causes a denial of service on the Foreman server. The highest threat from this vulnerability is to integrity and system availability.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 6.1/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Smart Proxy Shell Hooks

Affected Vendors

Theforeman

References (2)

Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=1940990

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low-risk

Severity 20/34 · Moderate

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal