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Vulnerability Intelligence

Vulnerability IntelligenceCVE-2020-36049

CVE-2020-36049

HIGH7.5

socket

Published Jan 7, 2021

Modified 1 years ago

Details

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.

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://www.cve.org/CVERecord?id=CVE-2020-36049

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

7.5/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Ecosystems

Timeline

PublishedJan 7, 2021

ModifiedAug 4, 2024

CVE-2020-36049 | Mondoo Vulnerability Intelligence