CVE-2021-47718

Openbmcs vulnerability

7.5 HIGHPublic exploitEPSS 0.55%

Published9 Dec 2025

Description

OpenBMCS 2.4 contains an information disclosure vulnerability that allows unauthenticated attackers to access sensitive files by exploiting directory listing functionality. Attackers can browse directories like /debug/ and /php/ to discover configuration files, database credentials, and system information.

CVSS 3.1 breakdown

Attack vectorNetwork

Attack complexityLow

Privileges requiredNone

User interactionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Openbmcs2.4

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

https://www.exploit-db.com/exploits/50671ExploitThird Party AdvisoryVDB Entry
https://www.openbmcs.comProduct
https://www.vulncheck.com/advisories/openbmcs-directory-listing-information-disclosureThird Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5695.phpExploitThird Party Advisory

Frequently asked

Is CVE-2021-47718 being actively exploited?

CVE-2021-47718 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.55%.

How severe is CVE-2021-47718?

CVE-2021-47718 has a CVSS 3.1 base score of 7.5, rated high. EPSS estimates a 0.55% probability of exploitation.

Which products are affected by CVE-2021-47718?

Affected products include Openbmcs.

How do I fix CVE-2021-47718?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2021-47718 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.