CVE-2021-26471

Unauthenticated remote command execution in Vembu products

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Published Jun 8, 2021 CVSS 3.1 · 9.8 Critical EPSS 2.3% KEV · Not listed

Description

In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1, the http API located at /sgwebservice_o.php accepts a command argument. Using this command argument an unauthenticated attacker can execute arbitrary shell commands.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:vembu:bdr_suite::::::::
	cpe:2.3:a:vembu:offsite_dr::::::::

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-13276	In VembuBDR before 4.2.0.1 and VembuOffsiteDR before 4.2.0.1, the http API located at /sgwebservice_o.php accepts a command argument. Using this command argument an unauthenticated attacker can execute arbitrary shell commands.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.3% (2.261% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://csirt.divd.nl/2021/05/11/Vembu-zero-days/
https://csirt.divd.nl/cases/DIVD-2020-00011/
https://csirt.divd.nl/cves/CVE-2021-26471/
https://www.wbsec.nl/vembu

History

No history.

Subscriptions

Vembu Bdr Suite Offsite Dr

Weaknesses

NVD-CWE-noinfo

Sources

CVE record Updated: Sep 16, 2024, 4:22 PM

Status: PUBLISHED
Assigner: mitre
Published: Jun 8, 2021, 6:36 PM
Updated: Sep 16, 2024, 4:22 PM
Reserved: Feb 1, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:43 AM

Status: Modified
Published: Jun 8, 2021, 7:15 PM
Modified: Jun 17, 2026, 3:43 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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