Valve Software » Half-life : Security Vulnerabilities, CVEs,
The Half-Life engine before July 7 2004 allows remote attackers to cause a denial of service (server or client crash) via an empty fragmented packet.
Max CVSS
5.0
EPSS Score
1.12%
Published
2004-07-27
Updated
2017-07-11
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.
Max CVSS
5.0
EPSS Score
3.34%
Published
2002-10-04
Updated
2008-09-05
Buffer overflow in client for Half-Life 1.1.0.8 and earlier allows malicious remote servers to execute arbitrary code via a long console command.
Max CVSS
7.5
EPSS Score
1.62%
Published
2001-09-20
Updated
2017-12-19
Buffer overflows in Sierra Half-Life build 1573 and earlier allow remote attackers to execute arbitrary code via (1) a long map command, (2) a long exec command, or (3) long input in a configuration file.
Max CVSS
7.5
EPSS Score
4.80%
Published
2001-06-27
Updated
2017-12-19
4 vulnerabilities found