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Servers and applications

CVE-2006-4484

Buffer overflow in the LWZReadByte_ function in ext/gd/libgd/gd_gif_in.c in the GD extension in PHP before 5.1.5 allows remote attackers to have an unknown impact via a GIF file with input_code_size greater than MAX_LWZ_BITS, which triggers an overflow when initializing the table array.

Severity
Low 2.6
Published
31 Aug 2006
Last changed
16 Jun 2026
Added to UpHeron
14 Oct 2026
Exploit chance
8.7% in the next 30 daysHigher than 95% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · Only under certain conditions · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:H/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
PHPServers and applications · cpe:a:php:php
  • Version 5.1.0
  • Version 5.1.1
  • Version 5.1.2
  • Version 5.1.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2006-4484
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2006-4484