36858 : PHP wordwrap Function breakcharlen Variable DoS
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Info

Last Modified

6 months ago

Percent Complete

30%

Disclosure

Jul 22, 2007

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

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Description

(Description Provided by CVE) : The wordwrap function in PHP 4 before 4.4.8, and PHP 5 before 5.2.4, does not properly use the breakcharlen variable, which allows remote attackers to cause a denial of service (divide-by-zero error and application crash, or infinite loop) via certain arguments, as demonstrated by a 'chr(0), 0, ""' argument set.

Classification

Attack Type: Denial of Service
Impact: Loss of Availability

Solution

Upgrade to version 5.2.4 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Unknown or Incomplete

References

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