What’s Vulnerable › Vulnerabilities
CVE-2003-0166
- Severity: high (CVSS 7.5 v2.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 14.1% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2003-04-02 · updated 2026-06-16
Description
Integer signedness error in emalloc() function for PHP before 4.3.2 allow remote attackers to cause a denial of service (memory consumption) and possibly execute arbitrary code via negative arguments to functions such as (1) socket_recv, (2) socket_recvfrom, and possibly other functions.
Affected products
- PHP: 4.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.5 (+11)
References
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000691
- http://marc.info/?l=bugtraq&m=104869828526885&w=2
- http://marc.info/?l=bugtraq&m=104878100719467&w=2
- http://marc.info/?l=bugtraq&m=104931415307111&w=2
- http://www.securityfocus.com/bid/7197
- http://www.securityfocus.com/bid/7198
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000691
- http://marc.info/?l=bugtraq&m=104869828526885&w=2
- http://marc.info/?l=bugtraq&m=104878100719467&w=2
- http://marc.info/?l=bugtraq&m=104931415307111&w=2
- http://www.securityfocus.com/bid/7197
- http://www.securityfocus.com/bid/7198
Get alerted when CVE-2003-0166 or the next vulnerability affects your stack