Vulnerability Details CVE-2023-50784
A buffer overflow in websockets in UnrealIRCd 6.1.0 through 6.1.3 before 6.1.4 allows an unauthenticated remote attacker to crash the server by sending an oversized packet (if a websocket port is open). Remote code execution might be possible on some uncommon, older platforms.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.012
EPSS Ranking 77.7%
CVSS Severity
CVSS v3 Score 7.5
References
- https://forums.unrealircd.org/viewtopic.php?t=9340
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BV6TFYPQOKYRGPEAKOWSO6PSCBV6LUR3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZT7QU4FCQBHYOYVD7FW5QAWNAQCSGLA/
- https://www.unrealircd.org/index/news
- https://forums.unrealircd.org/viewtopic.php?t=9340
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BV6TFYPQOKYRGPEAKOWSO6PSCBV6LUR3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZT7QU4FCQBHYOYVD7FW5QAWNAQCSGLA/
- https://www.unrealircd.org/index/news
Products affected by CVE-2023-50784
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cpe:2.3:a:unrealircd:unrealircd:6.1.0
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cpe:2.3:a:unrealircd:unrealircd:6.1.1
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cpe:2.3:a:unrealircd:unrealircd:6.1.1.1
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cpe:2.3:a:unrealircd:unrealircd:6.1.2
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cpe:2.3:a:unrealircd:unrealircd:6.1.2.1
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cpe:2.3:a:unrealircd:unrealircd:6.1.2.2
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cpe:2.3:a:unrealircd:unrealircd:6.1.2.3
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cpe:2.3:a:unrealircd:unrealircd:6.1.3