CVE-2002-0964 json
Half-Life Server 1.1.1.0 and earlier allows remote attackers to cause a denial of service (resource exhaustion) via multiple responses to t…
published 2002-10-04 24 y ago modified 2026-06-16 4 mo ago also EUVD-2002-0953
- cvss
- 5.0
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.2%
- EPSS 3.2% chance of exploitation in 30 days, percentile 88%
- public exploits
- 1
- Exploit-DB
Summary
Half-Life Server 1.1.1.0 and earlier allows remote attackers to cause a denial of service (resource exhaustion) via multiple responses to the initial challenge with different cd_key values, which reaches the player limit and prevents other players from connecting until the original responses have timed out.
Timeline
- First public exploit (EDB-21572)
- Published
Exploit prediction
3.16% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-21572 Half-Life Server 1.1/3.1 - New Player Flood Denial of Service dos, 2002-06-20
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
References
-
iss.net
/security_center/static/9412.php
vdb-entry, vendor-advisory
-
securityfocus.com
/bid/5076
vdb-entry, vendor-advisory
-
archives.neohapsis.com
/archives/bugtraq/2002-06/0248.html
mailing-list
Sources
- CVE List CVE-2002-0964
- NVD CVE-2002-0964
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