CVE-2011-1464: n/a vulnerability

CVE-2011-1464: Buffer overflow in the strval function in PHP before 5.3.6, when the precision configuration option has a l...

Buffer overflow in the strval function in PHP before 5.3.6, when the precision configuration option has a large value, might allow context-dependent attackers to cause a denial of service (application crash) via a small numerical value in the argument.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 6, 2024, 22:28 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old PHP crash vulnerability. PHP versions before 5.3.6 could crash when converting a number to a string if the precision setting was unusually large. The direct business risk is denial of service, not confirmed data theft or code execution in the provided sources. Exposure is most likely in legacy systems still running PHP before 5.3.6, especially where precision is configured to a large value. Modern supported PHP deployments should not be affected based on the provided version boundary. Treat this as a legacy exposure cleanup item unless affected internet-facing PHP systems remain in service. The main business concern is availability loss from application crashes, with urgency rising for public services or unsupported PHP environments. Mitigation focus: Upgrade affected PHP installations to 5.3.6 or later.; Prefer migration to a currently supported PHP release.; Review vendor advisories for distribution-specific fixed packages..

Prepared: Jun 24, 2026, 13:28 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: Mar 20, 2011, 01:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

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Weakness

CWE details

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