CVE-2003-1325

no score yetEPSS 2.6%

The SV_CheckForDuplicateNames function in Valve Software Half-Life CSTRIKE Dedicated Server 1.1.1.0 and earlier allows remote authenticated users to cause a denial of service (infinite loop and daemon hang) via a certain connection string to UDP port 27015 that represents "absence of player informations," a related issue to CVE-2006-0734.

EPSS: 2.6% chance of exploitation in the next 30 days; higher than 85% of CVEs (scores of 2026-10-31)
Published: 2003-12-31
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

valve_software:half-life_cstrike_dedicated_server

References

http://aluigi.altervista.org/adv/csdos.txt
http://packetstormsecurity.org/0304-exploits/hl-headnut.c
http://aluigi.altervista.org/adv/csdos.txt
http://packetstormsecurity.org/0304-exploits/hl-headnut.c

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