Vulnerability Details CVE-2020-36049
socket.io-parser before 3.4.1 allows attackers to cause a denial of service (memory consumption) via a large packet because a concatenation approach is used.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 66.2%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
- https://blog.caller.xyz/socketio-engineio-dos/
- https://github.com/bcaller/kill-engine-io
- https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cf30875342d55
- https://blog.caller.xyz/socketio-engineio-dos/
- https://github.com/bcaller/kill-engine-io
- https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cf30875342d55
Products affected by CVE-2020-36049
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cpe:2.3:a:socket:socket.io-parser:2.0.0
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cpe:2.3:a:socket:socket.io-parser:2.1.0
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cpe:2.3:a:socket:socket.io-parser:2.1.1
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cpe:2.3:a:socket:socket.io-parser:2.1.2
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cpe:2.3:a:socket:socket.io-parser:2.1.3
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cpe:2.3:a:socket:socket.io-parser:2.1.4
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cpe:2.3:a:socket:socket.io-parser:2.1.5
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cpe:2.3:a:socket:socket.io-parser:2.2.0
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cpe:2.3:a:socket:socket.io-parser:2.2.1
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cpe:2.3:a:socket:socket.io-parser:2.2.2
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cpe:2.3:a:socket:socket.io-parser:2.2.3
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cpe:2.3:a:socket:socket.io-parser:2.2.4
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cpe:2.3:a:socket:socket.io-parser:2.2.5
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cpe:2.3:a:socket:socket.io-parser:2.2.6
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cpe:2.3:a:socket:socket.io-parser:2.3.0
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cpe:2.3:a:socket:socket.io-parser:2.3.1
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cpe:2.3:a:socket:socket.io-parser:2.3.2
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cpe:2.3:a:socket:socket.io-parser:3.0.0
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cpe:2.3:a:socket:socket.io-parser:3.1.0
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cpe:2.3:a:socket:socket.io-parser:3.1.1
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cpe:2.3:a:socket:socket.io-parser:3.1.2
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cpe:2.3:a:socket:socket.io-parser:3.1.3
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cpe:2.3:a:socket:socket.io-parser:3.2.0
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cpe:2.3:a:socket:socket.io-parser:3.3.0
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cpe:2.3:a:socket:socket.io-parser:3.3.1
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cpe:2.3:a:socket:socket.io-parser:3.4.0