CVE-2011-4881: n/a vulnerability

CVE-2011-4881: The web server in Certec atvise webMI2ADS (aka webMI) before 2.0.2 does not properly check return values fr...

The web server in Certec atvise webMI2ADS (aka webMI) before 2.0.2 does not properly check return values from functions, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted HTTP request.

UnknownCVSS not scoredNot KEV-listedUpdatedSep 16, 2024, 16:02 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2011-4881 is a denial-of-service flaw in the Certec atvise webMI2ADS web server, also known as webMI, before version 2.0.2. A crafted HTTP request can crash the service. For executives, the main risk is loss of web-based visibility or control interface availability, not confirmed data theft or code execution. Exposure is likely limited to environments running Certec atvise webMI2ADS/webMI versions before 2.0.2, especially if the web server is reachable over operational or corporate networks. The provided affected-product metadata is incomplete. Handle as an availability risk for industrial or operational web interfaces. It should be remediated during the next controlled maintenance window, faster if exposed beyond trusted networks or supporting critical operations. Mitigation focus: Inventory any atvise webMI2ADS or webMI deployments and record versions.; Prioritize upgrade away from versions before 2.0.2 after vendor validation.; Restrict webMI access to trusted management or OT network segments..

Prepared: Jun 24, 2026, 12:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Apr 13, 2012, 10:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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1Source links

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CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

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Weakness

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