CVE-2007-1453: n/a vulnerability

CVE-2007-1453: Buffer underflow in the PHP_FILTER_TRIM_DEFAULT macro in the filtering extension (ext/filter) in PHP 5.2.0...

Buffer underflow in the PHP_FILTER_TRIM_DEFAULT macro in the filtering extension (ext/filter) in PHP 5.2.0 allows context-dependent attackers to execute arbitrary code by calling filter_var with certain modes such as FILTER_VALIDATE_INT, which causes filter to write a null byte in whitespace that precedes the buffer.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 7, 2024, 12:59 UTC (UTC+00:00)

Security readout for executives and security teams

This is an old PHP 5.2.0 memory-safety flaw in the filtering extension. In some contexts, input validation could corrupt memory and potentially allow code execution. The main business risk is legacy internet-facing PHP systems that have not received vendor security updates since 2007. Exposure is most plausible on systems still running PHP 5.2.0 or downstream packages that included the vulnerable ext/filter code. Modern supported PHP versions are not identified as affected in the provided bundle. Prioritize remediation if any legacy PHP 5.2.0 systems remain, especially on public-facing services. For organizations without PHP 5.2.0, urgency is low, but asset inventory should confirm that assumption. Mitigation focus: Inventory servers and containers for PHP 5.2.0 or affected distro packages.; Review PHP, Debian, and SUSE advisories for the vendor-provided update path.; Upgrade or retire unsupported PHP 5.2.0 runtimes wherever found..

Prepared: Jun 29, 2026, 06:52 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: Mar 14, 2007, 18:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors

0Timeline events

0ADP providers

1Source links

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Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

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